Download PTU (Punjab Technical University) BSc Agriculture 4th Semester 72761 BASIC STATISTICS Last 10 Years 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011 and 2010 Previous Question Papers.
Roll No. Total No. of Pages : 03
Total No. of Questions : 09
B.Sc.(Agriculture) (2014 & Onwards) (Sem.?4)
BASIC STATISTICS
Subject Code : BSAG-409
M.Code : 72761
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.
SECTION-A
Q1. Write briefly :
a) Standard deviation
b) Exhaustive events
c) Chi-square Test
d) Types of correlation
e) Assumptions of F-test
f) Probability
g) Kurtosis
h) Type I error
i) Level of significance
j) Null Hypothesis
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1 | M - 72761 (S2)-1965
Roll No. Total No. of Pages : 03
Total No. of Questions : 09
B.Sc.(Agriculture) (2014 & Onwards) (Sem.?4)
BASIC STATISTICS
Subject Code : BSAG-409
M.Code : 72761
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.
SECTION-A
Q1. Write briefly :
a) Standard deviation
b) Exhaustive events
c) Chi-square Test
d) Types of correlation
e) Assumptions of F-test
f) Probability
g) Kurtosis
h) Type I error
i) Level of significance
j) Null Hypothesis
2 | M - 72761 (S2)-1965
SECTION-B
Q2. A bag contain 5 black, 3 white and 2 red balls. In how many ways can :
a) 3 balls be drawn
b) 3 black balls be drawn
Q3. Daily income of ten families of a particular place is given below : Find geometric mean and
harmonic room.
85, 70, 15, 75, 500, 8, 45, 250, 40, 36
Q4. Calculate coefficient of correlation by Karl Pearson's method, Spearman's Rank Correlation
and its testing from the following data.
X 6 2 10 4 8
Y 9 11 6 8 7
Q.5. To verify whether a course in accounting improved performance a similar test was given to
12 participants both before and after the course. The original marks were recorded in
alphabet order.
Before Course 44 40 61 52 32 44 70 41 67 72 53 72
After Course 53 38 69 57 46 39 73 48 73 74 60 78
Q.6. What do you mean by Normal Distribution? Explain its properties in detail.
SECTION-C
Q7. An experiment was conducted on wheat with three experiments in four Randomized Block
Design (RBD). The field plan and yield per pilot in Kg are given in the following data.
Analyze the data state the conclusion.
Blocks
Treatment
I II III IV
A 8 6 5 7
B 9 15 10 11
C 19 12 14 15
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1 | M - 72761 (S2)-1965
Roll No. Total No. of Pages : 03
Total No. of Questions : 09
B.Sc.(Agriculture) (2014 & Onwards) (Sem.?4)
BASIC STATISTICS
Subject Code : BSAG-409
M.Code : 72761
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.
SECTION-A
Q1. Write briefly :
a) Standard deviation
b) Exhaustive events
c) Chi-square Test
d) Types of correlation
e) Assumptions of F-test
f) Probability
g) Kurtosis
h) Type I error
i) Level of significance
j) Null Hypothesis
2 | M - 72761 (S2)-1965
SECTION-B
Q2. A bag contain 5 black, 3 white and 2 red balls. In how many ways can :
a) 3 balls be drawn
b) 3 black balls be drawn
Q3. Daily income of ten families of a particular place is given below : Find geometric mean and
harmonic room.
85, 70, 15, 75, 500, 8, 45, 250, 40, 36
Q4. Calculate coefficient of correlation by Karl Pearson's method, Spearman's Rank Correlation
and its testing from the following data.
X 6 2 10 4 8
Y 9 11 6 8 7
Q.5. To verify whether a course in accounting improved performance a similar test was given to
12 participants both before and after the course. The original marks were recorded in
alphabet order.
Before Course 44 40 61 52 32 44 70 41 67 72 53 72
After Course 53 38 69 57 46 39 73 48 73 74 60 78
Q.6. What do you mean by Normal Distribution? Explain its properties in detail.
SECTION-C
Q7. An experiment was conducted on wheat with three experiments in four Randomized Block
Design (RBD). The field plan and yield per pilot in Kg are given in the following data.
Analyze the data state the conclusion.
Blocks
Treatment
I II III IV
A 8 6 5 7
B 9 15 10 11
C 19 12 14 15
3 | M - 72761 (S2)-1965
Q8. a) What do you mean by Averages? Explain different types of Averages.
b) Calculate Arithmetic mean, median and mode from the following frequency
distribution :
Variable Frequency Variable Frequency
10-13 8 25-28 54
13-16 15 28-31 36
16-19 27 31-34 18
19-22 51 34-37 9
22-25 75 37-40 7
Q9. Define Statistics. Explain its uses and Limitations in detail.
NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
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This post was last modified on 07 December 2019