Business Statistics and Research Methods MCQs

Question 1

In a report, the index forms a part of the:

Accepted Answer

end matter

Answer

main body

Answer

front matter

Answer

glossary

Question 2

The heading of a row in a statistical table is called

Accepted Answer

Stubs

Answer

Sub heading

Answer

Heading

Answer

None of these

Question 3

The moments about origin are called:

Accepted Answer

Both A and B

Answer

Moments about zero

Answer

Raw moments

Answer

Neither A nor B

Question 4

If the value of any regression coefficient is zero, then two variables are:

Accepted Answer

Independent

Answer

Qualitative

Answer

Correlation

Answer

Dependent

Question 5

Arithmetic mean of a group of 100 items is 50 and of another group of 150 items is 100. What will be the mean of all items?

Accepted Answer

100

Answer

75

Answer

80

Answer

None of the abvoe

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

Range limit can be expressed as

Accepted Answer

R = L - S

Answer

R = L + S

Answer

R = L + S/2

Answer

None of these

Question 8

The product moment coefficient correlation (r) is obtained by

Accepted Answer

Σxy/N.σx.σy

Answer

ΣXY/xy

Answer

ΣXY/N.σy

Answer

ΣXΣY/σx.σy

Question 9

5C2 is equal to-

Accepted Answer

10

Answer

20

Answer

30

Answer

100