Business Statistics and Research Methods MCQs

Question 1

Statistics as a term means

Accepted Answer

Statistical method

Answer

Statistical statistics

Answer

Inductive statistics

Answer

Descriptive statistics

Question 2

Random sampling is also known as . . . . . . . .

Accepted Answer

Probability sampling

Answer

Cluster sampling

Answer

Census sampling

Answer

Deliberate sampling

Question 3

In a negatively-skewed distribution,

Accepted Answer

The mean is smaller than the median

Answer

The mean is larger than the median

Answer

The mean is the same as the median

Answer

The mean lies between the median and the mode

Question 4

Under Time Series Analysis regular and periodic moment not exceeding one year is called

Accepted Answer

Seasonal Variation

Answer

Trend

Answer

Circular Variation

Answer

Irregular Moment

Question 5

The scale of measurement which has no order, distance and unique origin is known as which one of the following?

Accepted Answer

Nominal scale

Answer

Ordinal scale

Answer

Interval scale

Answer

Ratio scale

Question 6

If the sum of squares of deviations within samples is 140 with 12 degrees of freedom and the sum of squares of deviations between samples is 190 with 2 degrees of freedom, the test statistic will be:

Accepted Answer

8.14

Answer

81.4

Answer

12.28

Answer

1.22

Question 7

According to sampling, as sample size increases, the error in sampling tends to . . . . . . . .

Accepted Answer

increase

Answer

decrease

Answer

remains constant

Answer

be unstable

Question 8

In a Poisson Distribution, if mean (m) = e, then P(x) is given by

Accepted Answer

$$\frac{{{e^{\left( {m - x} \right)}}}}{{x!}}$$

Answer

$$\frac{{{e^{\left( {x - m} \right)}}}}{{x!}}$$

Answer

$$\frac{{x!}}{{{e^{\left( {m - x} \right)}}}}$$

Answer

$$\frac{{x!}}{{{e^{\left( {x - m} \right)}}}}$$

Question 9

Which of the following should you think about when preparing your research?

Accepted Answer

All of the above

Answer

Your sample frame and sampling strategy

Answer

The ethical issues that might arise

Answer

Negotiating access to the setting