Business Statistics and Research Methods MCQs

Question 1

The right-hand tail of a frequency distribution is found to the mirror image of the left-hand tail. The distribution is-

Accepted Answer

negatively skewed

Answer

positively skewed

Answer

asymmetric

Answer

symmetric

Question 2

Research is:

Accepted Answer

Working in a scientific way to search for truth of any problem

Answer

Searching again and again

Answer

Finding solution to any problem

Answer

None of the above

Question 3

Correlation is expressed by:

Accepted Answer

r

Answer

ΣX

Answer

ΣP

Answer

ΣWX

Question 4

Formula of the Laspeyer's index

Accepted Answer

$$\frac{{\sum {{p_1}{q_0}} }}{{\sum {{p_0}{q_0}} }} 	imes 100$$

Answer

$$\frac{{\sum {{p_1}\left( {{q_0}{q_1}} ight)} }}{{\sum {{p_0}\left( {{q_0}{q_1}} ight)} }} 	imes 100$$

Answer

$$\frac{{\sum {{p_1}{p_0}} }}{{\sum {{q_1}{q_0}} }} 	imes 100$$

Answer

$$\frac{{\sum {{p_1}\left( {{q_0} + {q_1}} ight)} }}{{\sum {{p_0}\left( {{q_0} + {q_1}} ight)} }} 	imes 100$$

Question 5

"The life expectancy of people in Kerala is more than that of Tamil Nadu." This statement is an example of:

Accepted Answer

Correlational Hypothesis

Answer

Descriptive Hypothesis

Answer

Causal Hypothesis

Answer

None of the above

Question 6

A distribution, where the value of arithmetic mean is maximum as compared to median and mode, is

Accepted Answer

Positively-skewed distribution

Answer

Normal distribution

Answer

Negatively-skewed distribution

Answer

None of these

Question 7

The role of a project supervisor is to:

Accepted Answer

provide academic support, guidance and critical feedback on your work

Answer

give you a reading list

Answer

negotiate access to the research setting on the student's behalf

Answer

ensure you keep to your schedule and deadlines

Question 8

For the construction of index number which among the following averages is the best one?

Accepted Answer

Geometric mean

Answer

Arithmetic mean

Answer

Median

Answer

Mode

Question 9

Match the following. List-I List-II a. Contingency table 1. A statistical test in which the null hypothesis is true and the test statistics has F-distribution b. Non-parametric statistics 2. Do not depend on the shape of the distribution of the population c. Parametric statistics 3. Number and nature of parameters are fixed in advance d. F-test 4. Used to record and analyse the relationship between two variables or more variables, basically categorical variables

Accepted Answer

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

Answer

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

Answer

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

Answer

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