Business Statistics and Research Methods MCQs

Question 1

The most appropriate average to be used to compute the average rate of growth in population is

Accepted Answer

Geometric mean

Answer

Arithmetic mean

Answer

Median

Answer

Harmonic mean

Question 2

The geometric mean of 864 and 512 is-

Accepted Answer

64

Answer

194

Answer

16

Answer

None of these

Question 3

The coefficient of correlation

Accepted Answer

Varies between ± 1

Answer

Has no limits

Answer

Can be less than one

Answer

Can be more than one

Question 4

Two events are said to be independent, as per the theory of probability, if the occurrence of one:

Accepted Answer

Does not effects the probability of occurrence of another

Answer

Prevents the occurrence of another

Answer

Makes the probability of occurrence of other as zero

Answer

Affects the probability of another

Question 5

A distribution where the mode has a lower value than the median and the median is less than the mean is known as:

Accepted Answer

Positively skewed distribution

Answer

Normal distribution

Answer

Negatively skewed distribution

Answer

Continuous distribution

Question 6

If the population is heterogeneous, which one of the following probability sampling methods is more appropriate?

Accepted Answer

Stratified sampling

Answer

Sequential sampling

Answer

Quota sampling

Answer

Double sampling

Question 7

The probability of drawing a 'spade' from a well shuffled packet of cards is

Accepted Answer

$$\frac{4}{{52}}$$

Answer

$$\frac{1}{{52}}$$

Answer

$$\frac{1}{4}$$

Answer

$$\frac{2}{3}$$

Question 8

Which of the following averages can not be calculated with the help of graphic presentation?

Accepted Answer

Arithmetic mean

Answer

Quartiles

Answer

Median

Answer

Mode

Question 9

National sample survey organisation conducts surveys on

Accepted Answer

All of the above

Answer

Socio-Economic Subjects

Answer

Agricultural and Industrial Subjects

Answer

Demographic issues