BPC-004 (2020-21) EM ISC

BPC-004 : STATISTICS IN PSYCHOLOGY
TUTOR MARKED ASSIGNMENT (TMA)
Course Code: BPC-004
Assignment Code: BPC-004/AST/TMA/2020-2021
Marks: 100
NOTE: All Questions Are Compulsory.
The answers are to be written in own words. Do not copy from the course material or any other source.
SECTION A
Answer the following question in about 1000 words each (wherever applicable) 15×3=45 Marks
1. Discuss the meaning and types of statistics.
2. Calculate Spearman’s Rank Order Correlation for the following data:
Data A
5
4
7
5
8
5
6
6
4
3
Data B
8
8
3
6
6
9
2
8
8
6
3. The scores obtained by the two groups of students on achievement motivation scale are given as follows, compute t test and find if significant difference exists between the two groups:
Group A
45
56
54
44
34
57
78
32
22
22
Group B
34
34
55
42
46
32
25
64
24
25
SECTION B
Answer the following questions in about 400 words (wherever applicable) each
5×5=25 Marks
1. Compute mean, median, mode for the following data
63,47,85,36,37,53,64,62,76,68,66,12,66,345,4,9,52,32
2. Compute standard deviation for the following data:
12, 23, 32, 34, 43, 66, 54, 56, 65, 54, 67
9
3. Explain parametric and nonparametric statistics and discuss their advantages and disadvantages.
4. Explain the properties of normal distribution.
5. Compute Chi-square for the following data:
Gender Gender
Responses
Agree
Disagree
MalesMalesMales
21
49
Females
49
21
SECTION C
Answer the following in about 50 words each 10×3=30 Marks
1. Skewness and Kurtosis
2. Interval estimation
3. Quartile deviation
4. Variance
5. Properties of Median
6. Nonlinear relationship
7. Test of Homogeneity
8. Standard error
9. Scatter diagram
10. Frequency polygon