Business Statistics and Research Methods MCQs

Question 1

Classification of respondents only on the basis of gender is an application of:

Accepted Answer

Nominal scale

Answer

Ordinal scale

Answer

Interval scale

Answer

Ratio scale

Question 2

Theoretically the best average in the construction of index number is:

Accepted Answer

geometric mean

Answer

median

Answer

mode

Answer

arithmetic mean

Question 3

If the calculated value is equal or . . . . . . . . than the table value, the null hypothesis to be accepted but, if the calculated value is . . . . . . . . than the table value, the hypothesisis rejected.

Accepted Answer

less, greater

Answer

greater, less

Answer

less, equal

Answer

None of the above

Question 4

A sampling frame is:

Accepted Answer

a list of all the units in the population from which a sample will be selected

Answer

a summary of the various stages involved in designing a survey

Answer

an outline view of all the main clusters of units in a sample

Answer

a wooden frame used to display tables of random numbers

Question 5

The arithmetic mean of series 'A' is twice that of series 'B' and the standard deviation of series 'B' is twice that of series 'A'. The coefficient of variation of series 'A' in relation to that of series 'B' will be

Accepted Answer

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

Answer

$$\frac{1}{2}$$

Answer

same

Answer

twice

Question 6

The recurrence relation between P(x) and P(x +1) in a Poisson distribution is given by

Accepted Answer

(x + 1)P(x + 1) - mP(x) = 0

Answer

P(x + 1) - mP(x) = 0

Answer

mP(x + 1) - P(x) = 0

Answer

(x + 1)P(x) - xP(x + 1) = 0

Question 7

The coefficient of correlation is always-

Accepted Answer

lies between -1 and +1

Answer

more than 1

Answer

less than -1

Answer

greater than 0

Question 8

If a measure characterizing a population is called a parameter then a similar measure of a sample is called:

Accepted Answer

Statistic

Answer

Standard error

Answer

Non-parameter

Answer

Sampling error

Question 9

Which of the following should be included in a research proposal?

Accepted Answer

Your choice of research methods and reasons for choosing them

Answer

Your academic status and experience

Answer

The difficulties you encountered with your previous reading on the topic

Answer

All of the above