Classical

Statistics and methodology - Statistics and Methodology Questions Answer

71:  

About normal distribution the correct statement is

A.

Normal distribution is a continuous probability distribution.

B.

Range of normal distribution is from -∞ to +∞.

C.

Normal distribution is perfectly symmetrical.

D.

All of the above.

 
 

Option: D

Explanation :

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72:  

In F-test, S12 and S22 are defined as

A.

B.

C.

D.

None of the above.

 
 

Option: B

Explanation :

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73:  

LAN

A.

Serve the organisation or their department

B.

Is a system of society

C.

Construct the budgetary control and plan

D.

Serve the whole nations and world

 
 

Option: A

Explanation :

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74:  

A sample design that permits us to obtain tests and estimation about population parameters is called

A.

Bernoulli principle

B.

Principle of validity

C.

Principle of persistence of small numbers

D.

Principle of optimization

 
 

Option: B

Explanation :

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75:  

Given

What will be AB in above diagram as per probability theory?

A.

Simple and compound events

B.

Compound events

C.

Simple events

D.

Errors

 
 

Option: B

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