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Created on March 12, 2026 By

CA Sonal Saboo

CMA Foundation

Foundation FBMS PN-3 Quiz 12

This quiz is based on the CMA Fundamentals of Business Mathematics and Statistics paper.
Each question is multiple-choice with 4 options, and only 1 option is correct.
Attempt the quiz to test your understanding of CMA FBMS concepts.

1 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

1. If r = – 0.9, it indicates:

a. Strong positive correlation

b. Strong negative correlation

c. Weak correlation

d. No correlation

2 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

2. If correlation coefficient r = 0, it implies:

a. No linear relationship

b. Negative relationship

c. Perfect positive relationship

d. None of the above

3 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

3. Correlation coefficient r is always:

a. Between –∞ and +∞

b. Between –1 and +1

c. Between 0 and 1

d. Between –2 and +2

4 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

4. Data: X:1,2,3; Y:2,4,8. Find regression coefficient b of Y on X.

a. 1

b. 3

c. 2

d. 4

5 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

5. Regression and correlation are related as:

a. r²=bYX*bXY

b. r=bYX*bXY

c. r²=bYX/bXY

d. r²=bYX+bXY

6 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

6. Data: X:2,4,6; Y:5,7,9. Regression line of Y on X: Y = a + bX. If b=1, find a.

a. 1

b. 2

c. 3

d. 4

7 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

7. Which correlation type is least affected by outliers?

a. Pearson’s correlation

b. Spearman’s rank correlation

c. Point-biserial correlation

d. Product-moment correlation

8 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

8. Given data: X:1,2,3; Y:2,4,6. Compute correlation coefficient (r).

a. 1

b. 0.9

c. 0.8

d. 0.7

9 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

9. Correlation measures:

a. Strength of cause- effect relationship

b. Strength and direction of linear relationship

c. Difference between means

d. Deviation from mean

10 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

10. Which statement is correct for normal distribution?

a. Mean = Median = Mode

b. Mean > Median > Mode

c. Mean < Median < Mode

d. Mode > Mean > Median

11 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

11. Data: 5, 10, 15, 20, 25. Find skewness (approx) using (Mean–Median)/SD.

a. 0

b. 0.5

c. 1

d. -0.5

12 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

12. The sum of deviations from mean is always:

a. Positive

b. Negative

c. Zero

d. Depends on data

13 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

13. Data: 10, 12, 14, 16, 18. Find standard deviation.

a. 2.83

b. 5.16

c. 2

d. 4

14 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

14. Which measure of dispersion is least affected by extreme values?

a. Range

b. Variance

c. Standard deviation

d. Quartile deviation

15 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

15. Find mean deviation from mean for data: 3, 5, 7.

a. 1

b. 1.33

c. 2

d. 2.5

16 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

16. If standard deviation is 0, then:

a. Data is highly variable

b. Data has all identical values

c. Mean = 0

d. Median = 0

17 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

17. Data: 4, 6, 8, 10, 12, 14, 16. Find Q1 vand Q3.

a. 6 and 14

b. 5 and 15

c. 6 and 12

d. 5 and 13

18 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

18. The quartile deviation measures:

a. Total spread of data

b. Spread of middle 50% of data

c. Maximum value difference

d. Average deviation from mean

19 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

19. Find the coefficient of variation (CV) for data with mean 50 and standard deviation 5.

a. 5%

b. 10%

c. 15%

d. 20%

20 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

20. Which measure of central tendency is suitable for ordinal data?

a. Mean

b. Median

c. Mode

d. Both Median and Mode

21 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

21. Compute variance of 2, 4, 6, 8.

a. 5

b. 9

c. 4

d. 8

22 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

22. Which measure of dispersion uses all data points?

a. Range

b. mode

c. Variance

d. Interquartile range

23 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

23. Find the range for data: 15, 20, 25, 30, 40.

a. 25

b. 15

c. 20

d. 10

24 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

24. The relationship between mean, median, and mode in a positively skewed distribution is:

a. Mean < Median < Mode

b. Mode < Median < Mean

c. Median < Mode < Mean

d. Mean = Median = Mode

25 / 25

Category: Fundamental of Business Mathematics and Statistics PN-3

25. Data: 2, 4, 4, 6, 8, 8, 8, 10. Mode is:

a. 4

b. 8

c. 6

d. 10

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Foundation PN-3 FBMS Quiz 12

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