Firstranker's choice - FirstRanker.com
DU PhD in Home Science
Topic:- PHD_HS_T1
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Projective techniques are research instruments that
- Reveal hidden aspects of personality
- Provide unstructured and ambiguous stimuli
- Have high objectivity
- Used for studying emotions and motivations
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CODES: [Question ID = 2161]
- i, ii, iii [Option ID = 8643]
- i, ii, iv [Option ID = 8644]
- i, iii, iv [Option ID = 8641]
- ii, iii, iv [Option ID = 8642]
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Correct Answer :- i, iii, iv [Option ID = 8641]
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Three sources that a scholar researching extent of illiteracy in rural India may use to collect secondary data about the topic
- Books on status of women
- Interview leaders
- Gender studies journals
- Government reports
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CODES: [Question ID = 2152]
- i,ii,iii [Option ID = 8605]
- i, ii, iv [Option ID = 8607]
- ii, iii, iv [Option ID = 8606]
- i, iii, iv [Option ID = 8608]
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Correct Answer :- i,ii,iii [Option ID = 8605]
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An increase in alpha, the level of significance, causes
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[Question ID = 2137]
- An increase in the probability of the type I error to occur [Option ID = 8545]
- A decrease in the probability of type I error to occur [Option ID = 8546]
- No change in any of the type I or type II error [Option ID = 8547]
- None of these [Option ID = 8548]
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Correct Answer :- An increase in the probability of the type I error to occur [Option ID = 8545]
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The chi-square tests can be applied to which of the following problems?
- To determine if there is preferential selection of a telecom network by customers amongst the four widely popular networks in a population.
- To determine whether a gambler's die is loaded.
- To determine if students are only making guesses in attempting a 50-question multiple choice test.
- To determine the best vitamin D supplement amongst the 3 available types by determining the increase in the vitamin D level amongst 60 test pa
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CODES: [Question ID = 2157]
- i, ii, iii [Option ID = 8627]
- i, ii, iv [Option ID = 8625]
- i, iii, iv [Option ID = 8628]
- ii, iii, iv [Option ID = 8626]
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Correct Answer :- i, ii, iv [Option ID = 8625]
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Test-retest method is used for ascertaining which property of a research instrument?
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[Question ID = 2145]
- Centrality [Option ID = 8580]
- Modality [Option ID = 8579]
- Reliability [Option ID = 8578]
- Variance [Option ID = 8577]
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Correct Answer :- Variance [Option ID = 8577]
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Assertion (A): Increase in the sample size reduces the sampling error.
Reasoning (R): The more information you have about the area of study, the more accurate are your results. [Question ID = 2167]
- Both (A) and (R) are not true [Option ID = 8665]
- Both (A)and (R) are true [Option ID = 8666]
- (A) is false but (R) is true. [Option ID = 8668]
- (A) is true, but (R) is false. [Option ID = 8667]
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Correct Answer :- Both (A) and (R) are not true [Option ID = 8665]
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A set of two dependent samples of size 15 each was taken and a t test was performed. What should be the degrees of freedom used for statistica t-test. [Question ID = 2139]
- 14 and 28 respectively [Option ID = 8553]
- 15 and 30 respectively [Option ID = 8554]
- 14 in both cases [Option ID = 8556]
- 29 in both cases [Option ID = 8555]
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Correct Answer :- 14 and 28 respectively [Option ID = 8553]
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In absence of sampling frame which method of sampling can be used [Question ID = 2138]
- Non probability [Option ID = 8551]
- Stratified [Option ID = 8552]
- Probability [Option ID = 8549]
- Random [Option ID = 8550]
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Correct Answer :- Probability [Option ID = 8549]
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Quasi- experimental designs do not involve [Question ID = 2146]
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- Interrupted time series [Option ID = 8584]
- Randomization [Option ID = 8581]
- Manipulation [Option ID = 8583]
- Control Groups [Option ID = 8582]
Correct Answer :- Randomization [Option ID = 8581]
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Assertion (A): Mann-Whitney U test is the non-parametric alternative test to the independent sample t-test.
Reasoning (R): Mann-Whitney U test is used when the data is ordinal and assumptions of the t-test are not met. [Question ID = 2165]
- Both (A) and (R) are incorrect. [Option ID = 8658]
- Both (A) and (R) are correct. [Option ID = 8657]
- (A) is incorrect, but (R) is correct [Option ID = 8660]
- (A) is correct, but (R) is incorrect. [Option ID = 8659]
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Correct Answer :- Both (A) and (R) are correct. [Option ID = 8657]
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Assertion (A): Analysis of narratives involves Pre Coding
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Reasoning (R): Coding qualitative data includes labeling concepts, defining and developing categories based on their properties and dimensions. [Q
- Both (A) and (R) are incorrect. [Option ID = 8674]
- Both (A) and (R) are correct. [Option ID = 8673]
- (A) is incorrect, but (R) is correct [Option ID = 8676]
- (A) is correct, but (R) is incorrect. [Option ID = 8675]
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Correct Answer :- Both (A) and (R) are correct. [Option ID = 8673]
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Assertion (A): Using multiple sources of data or multiple approaches to analyse data enhances the credibility of a research study.
Reasoning (R): Triangulation typically involves examining data from interviews, focus groups, written archives, or other sources. [Question ID = 216
- Both (A) and (R) are incorrect. [Option ID = 8662]
- Both (A) and (R) are correct. [Option ID = 8661]
- (A) is incorrect, but (R) is correct. [Option ID – 8664]
- (A) is correct, but (R) is incorrect. [Option ID = 8663]
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Correct Answer :- Both (A) and (R) are correct. [Option ID = 8661]
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A researcher asks four groups of 10 children from 3 different villages about reasons they are not allowed to go to school. Each group discusses this? [Question ID = 2140]
- Focus group discussion [Option ID = 8558]
- Structured interviews [Option ID = 8559]
- Participant observation [Option ID = 8560]
- Experiment [Option ID = 8557]
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Correct Answer :- Experiment [Option ID = 8557]
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A researcher measures a variable whose distribution she observes to be normally distributed. On this basis which of the following statements is
- The distribution's mean will be greater than its median
- The distribution's mean will be similar to its median
- The distribution's mean will be less than its mode
- The distribution's mean will be similar to its mode
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CODES: [Question ID = 2158]
- ii, iii [Option ID = 8631]
- i, iv [Option ID = 8629]
- i, iv [Option ID = 8632]
- ii, iv [Option ID = 8630]
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Correct Answer :- i, iv [Option ID = 8629]
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Aspects that may affect the internal validity of a research design are:
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- History
- Crossing
- Statistical regression
- Maturation
- Testing Effects
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CODES: [Question ID = 2164]
- i, ii, iii, v [Option ID = 8654]
- i, ii, iv, v [Option ID = 8655]
- i, iii, iv, v [Option ID = 8656]
- ii, iii, iv, v [Option ID = 8653]
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Correct Answer :- ii, iii, iv, v [Option ID = 8653]
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A variable which wholly or partially influences the relationship between the independent and dependent variables? [Question ID = 2134]
- Confounding variable [Option ID = 8534]
- Consistent variable [Option ID = 8535]
- Congruent variable [Option ID = 8533]
- Concurrent variable [Option ID = 8536]
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Correct Answer :- Congruent variable [Option ID = 8533]
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What is positivism? [Question ID = 2149]
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- Knowledge about the nature of our being in the world as revealed through theoretical philosophizing [Option ID = 8594]
- Knowledge is grounded in religion [Option ID = 8596]
- Statistics and statistical analysis [Option ID = 8595]
- A philosophical position on how we go about obtaining knowledge [Option ID = 8593]
Correct Answer :- A philosophical position on how we go about obtaining knowledge [Option ID = 8593]
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What is the chance of throwing head or tail alternately in 3 successive tossing of a coin? [Question ID = 2147]
- 1/4 [Option ID = 8586]
- 1/8 [Option ID = 8585]
- 1/2 [Option ID = 8587]
- 1/6 [Option ID = 8588]
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Correct Answer :- 1/8 [Option ID = 8585]
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What is the function of a contingency table, in the context of bivariate analysis? [Question ID = 2143]
- It lists the different levels of p value for tests of significance. [Option ID = 8571]
- It summarizes the frequencies of two variables so that they can be compared. [Option ID = 8570]
- It shows the results you would expect to find by chance. [Option ID = 8569]
- It compares the results you might get from various statistical tests [Option ID = 8572]
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Correct Answer :- It shows the results you would expect to find by chance. [Option ID = 8569]
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Rating your experience while eating out at a restaurant is an example of a [Question ID = 2144]
- Projective technique [Option ID = 8574]
- Likert scale [Option ID = 8573]
- Observation technique [Option ID = 8575]
- Sentence completion [Option ID = 8576]
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Correct Answer :- Likert scale [Option ID = 8573]
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In a population of 1000, 280 students scored 60 out of 100. What is the relative frequency? [Question ID = 2148]
- 0.28 [Option ID = 8591]
- 28 [Option ID = 8589]
- 0.028 [Option ID = 8592]
- 2.8 [Option ID = 8590]
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Correct Answer :- 28 [Option ID = 8589]
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Probability sampling techniques include:
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- Systematic random sampling
- Quota sampling
- Stratified random sampling
- Cluster sampling
CODES: [Question ID = 2155]
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- i, ii, iii [Option ID = 8618]
- i, ii, iv [Option ID = 8620]
- i, iii, iv [Option ID = 8617]
- ii, iii, iv [Option ID = 8619]
Correct Answer :- i, iii, iv [Option ID = 8617]
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The arithmetic mean of a group of 100 items is 50 and of another group of 150 items is 100. What will be the mean of all the items together? [C
- 80 [Option ID = 8566]
- 100 [Option ID = 8568]
- 75 [Option ID = 8565]
- 125 [Option ID = 8567]
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Correct Answer :- 75 [Option ID = 8565]
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In external validity [Question ID = 2141]
- Quantitative and qualitative methods are to be used. [Option ID = 8562]
- There is no deliberate attempt to either conceal or highlight something. [Option ID = 8561]
- The solution to the research problem is known in advance [Option ID = 8564]
- The conclusions from a research study can be generalized [Option ID = 8563]
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Correct Answer :- There is no deliberate attempt to either conceal or highlight something. [Option ID = 8561]
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What type of coding would a multiple choice question produce? [Question ID = 2150]
- Pre-coded [Option ID = 8598]
- Qualitative coding [Option ID = 8597]
- Interviewer imposed coding [Option ID = 8599]
- Coding emerging from the data [Option ID = 8600]
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Correct Answer :- Qualitative coding [Option ID = 8597]
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The correlation between the mathematics and Science marks of grade 10th students is +0.83. What cannot be concluded from this?
- Generally speaking, higher the marks in mathematics, higher are the marks in science.
- Since a student is better in mathematics, likes science and scores well in it too.
- A student has to study science well to score good marks in mathematics.
- The marks in science were 83% of the marks in mathematics.
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CODES: [Question ID = 2160]
- i, ii, iii [Option ID = 8638]
- i, ii, iv [Option ID = 8637]
- i, iii, iv [Option ID = 8640]
- ii, iii, iv [Option ID = 8639]
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Correct Answer :- i, ii, iv [Option ID = 8637]
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Match the concepts in list A with descriptions in List B
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List A
- Testing a hypothesis
- Analysis of relationship of two variables
- Discern hidden emotions
- Cohort studies
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List B
- Bivariate analysis
- Inferential statistics
- Longitudinal studies
- Projective tests
- Deductive reasoning
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Codes: [Question ID = 2175]
- (a)iii (b)i (c)v (d)iv [Option ID = 8697]
- (a)iv (b)i (c)ii (d)v [Option ID = 8699]
- (a)ii (b)i (c)iv (d)iii [Option ID = 8700]
- (a)ii (b)i (c)iii (d)iv [Option ID = 8698]
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Correct Answer :- (a)iii (b)i (c)v (d)iv [Option ID = 8697]
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Match the concepts in list A with descriptions in List B
List A
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- In-depth analysis of a person, group, or phenomenon
- Research conducted under highly controlled conditions
- Studies carried out in the course of an activity
- Research conducted for many years
List B
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- Laboratory experiment
- Case Study
- Action research
- Longitudinal studies
- Historical research
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Codes: [Question ID = 2174]
- (a)iii (b)i (c)v (d)iv [Option ID = 8693]
- (a)iv (b)i (c)ii (d)v [Option ID = 8695]
- (a)ii (b)i (c)v (d)iii [Option ID = 8696]
- (a)ii (b)i (c)iii (d)iv [Option ID = 8694]
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Correct Answer :- (a)iii (b)i (c)v (d)iv [Option ID = 8693]
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Match the statistical tests in List A to their features in List B
List A
- Sign test
- Pie Chart
- Chi square
- Pearsons r
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List B
- Comparing two large random samples
- Data in frequencies
- Difference between two dependent groups when data in ordinal scale of measurement
- Association between two variables
- Nominal category data
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Codes: [Question ID = 2172]
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- (a)iii (b)ii (c)iv (d)v [Option ID = 8687]
- (a)i (b)ii (c)iv (d)iii [Option ID = 8688]
- (a)iii (b)v (c)ii (d)iv [Option ID = 8685]
- (a)ii (b)i (c)iv (d)v [Option ID = 8686]
Correct Answer :- (a)iii (b)v (c)ii (d)iv [Option ID = 8685]
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Match the items given in list A with the appropriate scale of measurement in list B
List A
- Weight (Kg)
- Breeds of Dogs
- Temperature in °C
- Customer feedback on quality of service (Excellent to poor)
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List B
- Interval scale
- Ratio Scale
- Ordinal scale
- Nominal scale
- Categorical scale
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Codes: [Question ID = 2173]
- (a)ii (b)iv (c)iii (d)i [Option ID = 8690]
- (a)ii (b)iv (c) (d)iii [Option ID = 8692]
- (a)iv (b)ii (c) (d)iii [Option ID = 8689]
- (a)iv (b)i (c)ii (d)iii [Option ID = 8691]
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Correct Answer :- (a)iv (b)ii (c)i (d)iii [Option ID = 8689]
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Match the items given in list A with the items in list B
List A
- Analysis of the principles or procedure of inquiry
- A section or table of subsidiary matter at the end of a document.
- Related research work as fundamental to any study.
- A list of the books and articles referred to in a scholarly work
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List B
- Bibliography
- Review of literature
- Methodology
- Appendix
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Codes: [Question ID = 2176]
- (a)ii (b)iv (c)i (d)iii [Option ID = 8702]
- (a)iii (b)iv (c)ii (d)i [Option ID = 8701]
- (a)iii (b)iv (c) (d)ii [Option ID = 8703]
- (a)ii (b)iii (c)ii (d)i [Option ID = 8704]
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Correct Answer :- (a)iii (b)iv (c)ii (d)i [Option ID = 8701]
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Match the items given in list A with the items in list B
List A
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- The middle point in a distribution dividing the group in two equal parts
- The score that occurs most frequently in a distribution.
- Sum of the numerical values of each and every observation divided by the total number of observations
- Curve stretched towards the right
List B
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- Positively skewed
- Median
- Mean
- Mode
- Negatively skewed
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Codes: [Question ID = 2171]
- (a)ii (b)iv (c)iii (d)i [Option ID = 8684]
- (a)ii (b)iv (c) (d)iii [Option ID = 8682]
- (a)iii (b)ii (c)iv (d)i [Option ID = 8681]
- (a)iv (b)i (c)iii (d)ii [Option ID = 8683]
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Correct Answer :- (a)iii (b)ii (c)iv (d)i [Option ID = 8681]
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If the following two curves represent the distribution of scores for a group of students on two tests, which test appears to be more difficult for the students, A or B
A
Marks Obtained
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[Question ID = 2132]
- Cannot determine with the given information [Option ID = 8528]
- B [Option ID = 8526]
- A [Option ID = 8525]
- They have the same level of difficulty [Option ID = 8527]
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Correct Answer :- A [Option ID = 8525]
B
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Amongst the following which would be the suitable choices for graphically representing the exports of silk from India in terms of million US dol
- Bar graphs
- Histogram
- Line graph
- Scatter chart
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CODES [Question ID = 2156]
- i, ii, iii [Option ID = 8621]
- i, iii, iv [Option ID = 8623]
- i, ii, iv [Option ID = 8622]
- ii, iii,iv [Option ID = 8624]
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Correct Answer :- i, ii,iii [Option ID = 8621]
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The range of a data set cannot be calculated when the distribution, [Question ID = 2133]
- Is a bimodal distribution [Option ID = 8530]
- Is open ended [Option ID = 8531]
- Has presence of outliers [Option ID = 8529]
- The range can always be calculated [Option ID = 8532]
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Correct Answer :- Has presence of outliers [Option ID = 8529]
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If someone steps on a bathroom scale 10 times and gets readings 75 Kgs each time, then the weighing scale can be said to have [Question ID =
- Regularity [Option ID = 8601]
- Consistency [Option ID = 8603]
- Validity [Option ID = 8602]
- Reliability [Option ID = 8604]
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Correct Answer :- Regularity [Option ID = 8601]
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Operational definitions in a research study:
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- Reduce subjective bias
- Facilitate measurement
- Minimize ambiguity
- Permit inferential statistic use
- May vary from one study to the other
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CODES: [Question ID = 2163]
- i, ii, iii, iv [Option ID = 8652]
- i, ii, iii, v [Option ID = 8650]
- i, ii, iv, v [Option ID = 8651]
- ii, iii, iv, v [Option ID = 8649]
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Correct Answer :- ii, iii, iv, v [Option ID = 8649]
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Which of the following are comparative scaling techniques?
- Paired Comparison
- Bogardus Social Distance Scale
- Constant Sum
- Graphic Rating
- Q Sort
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CODES: [Question ID = 2162]
- i, ii, iii, v [Option ID = 8646]
- i, ii, iii, iv [Option ID = 8645]
- i, iii, iv, v [Option ID = 8647]
- ii, iii, iv, v [Option ID = 8648]
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Correct Answer :- i, ii, iii, iv [Option ID = 8645]
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Assertion (A): Obtaining participants from NGO referrals gives a random sample for any study.
Reasoning (R): Most NGO's have participants that represent the universe under study.
[Question ID - 2170]
- Both (A) and (R) are correct. [Option ID = 8677]
- Both (A) and (R) are incorrect. [Option ID = 867
- (A) is incorrect, but (R) is correct. [Option ID = 8680]
- (A) is correct, but (R) is incorrect. [Option ID = 8679]
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Correct Answer :- Both (A) and (R) are correct. [Option ID = 8677]
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Assertion (A): The statement being tested in a test of statistical significance is called the null hypothesis
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Reasoning (R): Usually, the null hypothesis is a statement of 'no effect' or 'no difference'. [Question ID = 2168]
- Both A and R are true. [Option ID = 8669]
- Both A and R are not true. [Option ID = 8670]
- A is false but R is true [Option ID = 8672]
- A is true but R is false. [Option ID = 8671]
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Correct Answer :- Both A and R are true. [Option ID = 8669]
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When might it be appropriate to conduct an analysis of variance (ANOVA) test?
- The variance of several population is not same
- There is homogeneity of variance among populations
- The means of three or more population has to be compared
- The median of two or more population has to be compared
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CODES: [Question ID = 2159]
- ii, iii [Option ID = 8635]
- i, iv [Option ID = 8634]
- ii, iv [Option ID = 8636]
- i, iii [Option ID = 8633]
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Correct Answer :- i, iii [Option ID = 8633]
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According to Kerlinger, the rules guiding categorization of raw data are
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- Regressive multiple discourse
- Exhaustiveness
- Mutually exclusive & independent
- Singular classificatory principle
CODES: [Question ID = 2154]
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- i,ii, iii [Option ID = 8616]
- i, ii, iv [Option ID = 8615]
- ii,iii, iv [Option ID = 8613]
- i, iii, iv [Option ID - 8614]
Correct Answer :- ii, iii, iv
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