Business Statistics and Research Methods MCQs

Question 1

Which two of the following measures of central tendency are NOT capable of algebraic treatment? 1. Geometric Mean 2. Median 3. Arithmetic Mean 4. Mode 5. Harmonic Mean Choose the correct answer from the options given below:

Accepted Answer

2 and 4

Answer

1 and 2

Answer

4 and 5

Answer

3 and 5

Question 2

Which of the following relationship is correct?

Accepted Answer

$$G.M. = \sqrt {A.M. 	imes H.M.} $$

Answer

$$A.M. = \sqrt {G.M. 	imes H.M.} $$

Answer

$$H.M. = \sqrt {A.M. 	imes G.M.} $$

Answer

$$G.M. = \frac{{A.M. + H.M.}}{2}$$

Question 3

The ideal measure of dispersion is called

Accepted Answer

standard deviation

Answer

mean deviation

Answer

quartile deviation

Answer

moving average

Question 4

If the lower and upper limit of a class are 20 and 40, then the mid-point

Accepted Answer

30

Answer

20

Answer

40

Answer

None of these

Question 5

It is appropriate to calculate the mean excluding the extreme value in order to make it more representative.

Accepted Answer

True

Answer

False

Answer

Partly true

Answer

None of these

Question 6

The mean deviation is minimum when deviations are taken from:

Accepted Answer

Median

Answer

Mean

Answer

Mode

Answer

Zero

Question 7

Match the groups of List-I with List-II and select the correct answer from the options given below List-I List-II a. Index 1. General b. Base year 2. $$\frac{{\sum RW}}{{\sum W}}$$ c. Index of the base year 3. Economic barometer d. Family income-expenditure method 4. 100

Accepted Answer

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

Answer

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

Answer

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

Answer

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

Question 8

Which of the following is the main benefit of business research?

Accepted Answer

business decisions

Answer

scholars

Answer

stockholders

Answer

brokers

Question 9

If mean = 50, mode = 40 and standard deviation = 5, the distribution is:

Accepted Answer

Positively skewed

Answer

Negatively skewed

Answer

Symmetrical

Answer

Difficult to tell