Question:

Contestants of a competition have reached the semi-finals. After the semi-finals, theirscore are of below. Those whose score is lower than the median will not be able to enter the finals, so who managed to enter the finals. Here is the list of contestants: Anoop – 70 Points, Babu – 50 Points, Cindu – 65 Points, Das – 90 Points, Emy – 55 Points, Fasna – 85 Points, Gopi – 100 Points

A.

babu, cindu and emy

B.

anoop, das, fasnn and gopi

C.

anoop, babu, cindu and emy

D.

babu, cindu, das, gopi

Answer» b. anoop, das, fasnn and gopi

Question:

In correlation, for a positive relationship ____ scores on one variable tend to beassociated with ____ scores on the other variable

A.

high; low

B.

low; high

C.

high; high

D.

none of the above

Answer» c. high; high

Question:

An index that is designed to measure changes in quantities over time is known as the

A.

time index

B.

quantity index

C.

paasche index

D.

change index

Answer» b. quantity index

Question:

Which of the following types of sampling involves the researcher determining the appropriate sample sizes for the groups identified as important, and then taking conveniencesamples from those groups

A.

proportional stratified sampling

B.

quota sampling

C.

one-stage cluster sampling

D.

two-stage cluster sampling

Answer» b. quota sampling

Question:

Gender is categorized as____data

A.

nominal

B.

ordinal

C.

interval

D.

ratio

Answer» a. nominal

Question:

If you have a digital weighing machine in your college that only reads in integers, is yourweight a discrete variable

A.

yes, because the scale reports integers

B.

no, because weight is still a continuous variable regardless of the ability to measure it

C.

it depends on the accuracy of the scale

D.

it depends on your weight

Answer» b. no, because weight is still a continuous variable regardless of the ability to measure it

Question:

A simple aggregate price index:

A.

ignores relative quantities

B.

compares relative quantities to relative prices

C.

considers relative quantities

D.

compares absolute prices to absolute quantities

Answer» a. ignores relative quantities

Question:

The standard deviation of a sampling distribution is commonly called which of thefollowing

A.

sampling deviation

B.

standard margin

C.

standard error

D.

statistical range

Answer» c. standard error

Question:

A composite price index where the prices of the items in the composite are weighted bytheir relative importance is known as the

A.

price relative

B.

weighted aggregate price index

C.

consumer price index

D.

none of the above

Answer» b. weighted aggregate price index

Question:

Which of the following is not true in respect of mean deviation

A.

it is simple to understand

B.

it considers each & every item in a series

C.

it is capable of further algebraic treatment

D.

the extreme items have less effect on its magnitude

Answer» c. it is capable of further algebraic treatment