1. Define parametric and nonparametric statistics.Discuss their assumptions.

2. Describe divergence of normality with suitable diagrams. Explain the factors causing divergence in normal curve.

3. A research was carried out to find if significant difference exists in Achievement Motivation Scores obtained by three groups. Using ANOVA, find out if there exists difference in the 3 groups.

Group Group -II Group -III
4 8 7
4 12 7
6 14 7
2 23 8
4 14 7
4 25 8
5 15 9
2 15 8
3 14 8
4 13 6
Critical value 5.49 at 0.01 level of significance 3.35 at 0.05 level of significance

4. Compute regression equation for X and Y based on the data given below:

Individuals X Y

A 3 2
B 6 4
C 4 7
D 5 9
E 3 11
F 9 12

5. Explain the meaning of descriptive statistics.Discuss its advantages and disadvantages.

6. Calculate Mann -Whitney U -test with the help 6 of the following data Group 1 38, 64, 66, 70, 46
Group 45, 65, 71, 62, 70, 43

7. Compute Chi -square for the following data:

<img src='./qimages/12379-7.jpg'>


8. Compute Spearman's Rank correlation for the 6 following data
Data 34, 45, 54, 34, 23, 43, 45, 45, 43, 45
Data 2 43, 45, 54, 34, 34, 43, 43, 23, 34, 43

9. Describe Phi Coefficient and Biserial Correlation.

Write short notes on any two of the following in about 100 words each:

10. Kendall's Tau

11. Wilcoxon Matched Pair Signed Rank Test

12. Multiple Correlation