Rajiv Gandhi University of Health Sciences
First Year M. Sc. (Nursing) Degree Examination – May 2013
[Time: 3 Hours] [Max. Marks: 40]
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Note – Three hours given to complete Q P 9633 & 9634
Statistics (RS3 & RS4)
Q.P. CODE: 9634
Your answers should be specific to the questions asked.
Draw neat labeled diagrams wherever necessary.
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ANSWER THE FOLLOWING 2 X 15 = 30 Marks
- Compute arithmetic Mean, Median, Standard deviation and Coefficient of variation for the following data.
Weight of Adolescent girls (in pounds) No. of Girls 40 - 59 50 60 - 79 250 80 - 99 500 100 - 119 150 120 - 139 50 - a) Explain about sampling error
b) Define the following terms with an illustration
(i) Null and alternative hypothesis (ii) One-tailed and two-tailed tests--- Content provided by FirstRanker.com ---
(iii) a-error and ß-error (iv) Power of test (v) Confidence level
SHORT NOTES (Answer any ONE) 1 X 10 = 10 Marks
- Mention the properties of normal distribution. Add a note on the importance of standard normal distribution in inferential statistics
- a) Define correlation and regression
b) What are the different measures of correlation? Interpret 'r' for different values
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