Classical

Statistics and methodology - Statistics and Methodology Multiple Choice Questions

36:  

Standard error of mean computed by

A.

Standard deviation of the sample/√Sample size

B.

Sample/√(N - 1)

C.

N/√(σ – 1)

D.

(N – 1)/√N

 
 

Option: A

Explanation :

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37:  

___________ defines the limits above and below the size of the co-efficient determined within which there is an equal chance that co-efficient similarly calculated from other samples will fall

A.

Average error

B.

Correlation error

C.

Probable error

D.

Standard error

 
 

Option: C

Explanation :

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38:  

It is often more important to find out what the relation actually is, in order to estimate or product one variable and the statistical technique appropriate to such a case is called

A.

Regression analysis

B.

Average

C.

Correlation analysis

D.

Mean

 
 

Option: A

Explanation :

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39:  

Examples for existent and hypothetical populations are

A.

Number of leaves in three month old plants of same type and throwing a die infinite number of time to observe an even number

B.

Number of leaves in three month old plants of same type and tossing a coin once

C.

Throwing a die twice and tossing a coin thrice

D.

Getting defectives in a days production and height of people

 
 

Option: B

Explanation :

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40:  

Which of the following statement is true?

A.

The management information system is product of a multi-disciplinary approach to the business management.

B.

The management information system is a system which provides information support for decision making in the organisation.

C.

The management information system 'helps in strategic planning, management, control, operational control and transaction processing.

D.

All of the above.

 
 

Option: D

Explanation :

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