Business Statistics and Research Methods MCQ Questions and Solutions with Explanations

Section 1 Section 2 Section 3 Section 4 Section 5 Section 6 Section 7 Section 8 Section 9 Section 10 Section 11 Section 12

31.
Which amongst the following is not the source of secondary data?

A. Data published in journals

B. Publications of Central and State Governments

C. Data published by UNO

D. The data obtained by firm in a market survey

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32.
Summary and presentation of data in tabular form with several non-overlapping classes is referred as

A. Frequency distribution

B. Nominal distribution

C. Ordinal distribution

D. Chronological distribution

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33.
A sampling distribution is the probability distribution for which one of the following?

A. A sample

B. A sample statistic

C. A population

D. A population parameter

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34.
Karl Pearson correlation coefficient between X and Y is -0.75, the covariance is -15 and the standard deviation of series y is 5, then standard deviation of series X is will be

A. 4

B. 3

C. -4

D. 5

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35.
For two events A and B, if P(B) = 0.5 and P (A $$ \cup $$ B) = 0.5, then P (A|B) =?

A. 0.5

B. 0

C. 0.25

D. 1

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36.
Large sample theory is applicable when:

A. N is > 30

B. N is < 30

C. N = 30

D. None of these

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37.
Match the following.

List-I List-II

a. Histogram 1. Line chart of frequency distribution

b. Bar diagram 2. Data is represented in form of series of rectangle and is two dimensional

c. Frequency polygon 3. Lengths of bars are proportional to their corresponding values

d. Cumulative frequency curve 4. Graphic representation of a cumulative frequency distribution

A. a-2, b-3, c-1, d-4

B. a-1, b-2, c-3, d-4

C. a-4, b-2, c-3, d-1

D. a-3, b-1, c-2, d-4

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38.
Which of the following is not a "Graphic representation"?

A. Pie Chart

B. Bar Chart

C. Table

D. Histogram

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39.
Read the following statements and choose the correct answer:
Statement-I: Non-parametric tests are based on some assumptions about the parent population from which the sample has been drawn.
Statement-II: The standard deviation of the sampling distribution of mean is called standard error of mean.

A. Both statements are true

B. Both statements are false

C. Statement-I is true while Statement-II is false

D. Statement-I is false while Statement-II is true

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40.
The correlation coefficient in the two variable X and Y is 0.74. This is

A. High level of positive correlation

B. High level of negative correlation

C. Middle level of positive correlation

D. Low level of negative correlation

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1 2 3 4 5 6 7 8 9 10

List-I	List-II
a. Histogram	1. Line chart of frequency distribution
b. Bar diagram	2. Data is represented in form of series of rectangle and is two dimensional
c. Frequency polygon	3. Lengths of bars are proportional to their corresponding values
d. Cumulative frequency curve	4. Graphic representation of a cumulative frequency distribution

Business Statistics and Research Methods MCQ Questions and Solutions with Explanations | Commerce

31. Which amongst the following is not the source of secondary data?

Answer & Solution

32. Summary and presentation of data in tabular form with several non-overlapping classes is referred as

Answer & Solution

33. A sampling distribution is the probability distribution for which one of the following?

Answer & Solution

34. Karl Pearson correlation coefficient between X and Y is -0.75, the covariance is -15 and the standard deviation of series y is 5, then standard deviation of series X is will be

Answer & Solution

35. For two events A and B, if P(B) = 0.5 and P (A $$ \cup $$ B) = 0.5, then P (A|B) =?

Answer & Solution

36. Large sample theory is applicable when:

Answer & Solution

Answer & Solution

38. Which of the following is not a "Graphic representation"?

Answer & Solution

Answer & Solution

40. The correlation coefficient in the two variable X and Y is 0.74. This is

Answer & Solution

Read More Section(Business Statistics and Research Methods)

31.
Which amongst the following is not the source of secondary data?

32.
Summary and presentation of data in tabular form with several non-overlapping classes is referred as

33.
A sampling distribution is the probability distribution for which one of the following?

34.
Karl Pearson correlation coefficient between X and Y is -0.75, the covariance is -15 and the standard deviation of series y is 5, then standard deviation of series X is will be

35.
For two events A and B, if P(B) = 0.5 and P (A $$ \cup $$ B) = 0.5, then P (A|B) =?

36.
Large sample theory is applicable when:

38.
Which of the following is not a "Graphic representation"?

40.
The correlation coefficient in the two variable X and Y is 0.74. This is