Business Statistics and Research Methods MCQs

Question 1

Which of the following is NOT a method of collection of primary data?

Accepted Answer

Referring to economic reports published by the Government

Answer

Conducting oral interviews

Answer

Taking information form correspondents

Answer

Schedules through Enumerators

Question 2

The correlation coefficient between X and Y is directly proportional to

Accepted Answer

Covariance of X and Y

Answer

Standard deviation of X

Answer

Standard deviation of Y

Answer

Both A and B

Question 3

In the process of conducting research 'Formulation of Hypothesis" is followed by:

Accepted Answer

Selection of Research Tools

Answer

Statement of Objectives

Answer

Analysis of Data

Answer

Collection of Data

Question 4

For larger values of 'n', Binomial Distribution:

Accepted Answer

tends to Poisson Distribution

Answer

loses its discreteness

Answer

stays as it is

Answer

gives oscillatory values

Question 5

What effect does increase in the sample size have upon the sampling error?

Accepted Answer

It reduces the sampling error

Answer

It increases the sampling error

Answer

It has no effecton the sampling error

Answer

None of the above

Question 6

Comparative research design is used to compare . . . . . . . . and . . . . . . . . situation.

Accepted Answer

past, present

Answer

prospective, applied

Answer

present, future

Answer

known, unknown

Question 7

Shape of T-distribution loses its flatness when

Accepted Answer

as the sample size gets larger

Answer

as the sample size gets smaller

Answer

with the passage of time

Answer

None of the above

Question 8

Time reversal test is satisfied when

Accepted Answer

P01 × P10 = 1

Answer

P01 × P10 = 0

Answer

P02 × P10 > 1

Answer

P01 × P10 < 1

Question 9

Mann-Whitney U-test uses which of the following function?

Accepted Answer

U = max(ux, uy)

Answer

U = min(uy, uy)

Answer

U = max(ux, ux)

Answer

U = min(ux, uy)