Bachelor of Arts in Economics (BA Economics)

Two matrices A and B are multiplied to get AB if

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Question:

Two matrices A and B are multiplied to get AB if

A.

both are rectangular

B.

both have same order

C.

no of columns of a is equal to columns of b

D.

no of rows of a is equal to no of columns of b

Answer» d. no of rows of a is equal to no of columns of b

Note: The above multiple-choice question is for all general and Competitive Exams in India. 

Adam Smith, the father of modern economic theory, defined economics as a subject,which is mainly concerned with the study of nature and causes of generation of

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Question:

Adam Smith, the father of modern economic theory, defined economics as a subject,which is mainly concerned with the study of nature and causes of generation of

A.

wealth

B.

welfare

C.

hipness

D.

scarcity

Answer» a. wealth

Note: The above multiple-choice question is for all general and Competitive Exams in India. 

If a firm sells its output on a market that is characterized by many sellers and buyers, a homogeneous product, unlimited long-run resource mobility, and perfect knowledge, thenthe firm is a

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Question:

If a firm sells its output on a market that is characterized by many sellers and buyers, a homogeneous product, unlimited long-run resource mobility, and perfect knowledge, thenthe firm is a

A.

a monopolist

B.

an oligopolist

C.

a perfect competitor

D.

a monopolistic competitor

Answer» c. a perfect competitor

Note: The above multiple-choice question is for all general and Competitive Exams in India. 

A temporary unemployment which exists during the period of the transfer of labor fromone occupation to another is called

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Question:

A temporary unemployment which exists during the period of the transfer of labor fromone occupation to another is called

A.

voluntary unemployment

B.

involuntary unemployment

C.

cyclical unemployment

D.

frictional unemployment

Answer» d. frictional unemployment

Note: The above multiple-choice question is for all general and Competitive Exams in India. 

How might an extreme value in the sample data set affect the value of the mean

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Question:

How might an extreme value in the sample data set affect the value of the mean

A.

an extreme value cannot affect the mean if it is close to the mean

B.

all values are treated equally when determining the mean, so an extreme value cannot affect it

C.

since all values are summed, any extreme value can influence the mean to a large extent

D.

one extreme value is still only one value, so it cannot affect the mean very much

Answer» c. since all values are summed, any extreme value can influence the mean to a large extent

Note: The above multiple-choice question is for all general and Competitive Exams in India. 

All methods of index numbers except simple (unweighted) aggregative indexsatisfies

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Question:

All methods of index numbers except simple (unweighted) aggregative indexsatisfies

A.

unit test

B.

time reversal list

C.

factor reversal test

D.

circular test

Answer» a. unit test

Note: The above multiple-choice question is for all general and Competitive Exams in India.