Business Statistics and Research Methods MCQ Questions and Solutions with Explanations | Commerce

A. $$\frac{{P\left( {{E_i}} \right).P\left( {A/{E_i}} \right)}}{{\sum\limits_{i = 1}^n {P\left( {{E_i}} \right).P\left( {A/{E_i}} \right)} }}$$

B. $$\frac{{P\left( {A/{E_i}} \right)}}{{\sum\limits_{i = 1}^n {P\left( {{E_1}} \right).P\left( {A/{E_i}} \right)} }}$$

C. $$\frac{{P\left( {{E_i}/A} \right).P\left( {{E_i}} \right)}}{{\sum\limits_{i = 1}^n {P\left( {{E_i}} \right)} }}$$

D. $$\frac{{P\left( {{E_i}/A} \right)}}{{\sum\limits_{i = 1}^n {\left( {{E_i}} \right)} }}$$

A. 40

B. 42

C. 44

D. None of the above

A. m + m

B. m + 3m²

C. m + 2m²

D. 3m + 1

A. 1, 2 and 3

B. 2, 3 and 1

C. 1, 3 and 2

D. 3, 2 and 1

A. 20.5

B. 15.9

C. 22.5

D. 25.8

A. Must cover the entire population

B. Non-overlapping

C. Distinct and unambiguous

D. All of the above

A. Normal distribution

B. Binomial distribution

C. Poisson distribution

D. Both A and C

A. 20

B. 21

C. 22

D. 23

A. Y = 2.5 + 0.3x

B. Y = 2.5 + 0.025x

C. Y = 30 + 0.3x

D. Y = 2.5 + 3.6x

A. tidiness

B. trustworthiness

C. impressiveness

D. use of mathematics