Classical

Business Statistics and Data Processing - Business Statistics Multiple Choice Questions

46:  
If the value of co-efficient of determination is 0.64, what is the value of coefficient of correlation
A.

0.40

B.

0.80

C.

0.08

D.

0.04

 
 

Option: B

Explanation :

Click on Discuss to view users comments.

Write your comments here:



47:  

F-test is a

A.

Probability test

B.

Variance test

C.

Factor analysis

D.

None of the above

 
 

Option: B

Explanation :

Click on Discuss to view users comments.

Write your comments here:



48:  
Which one among the following is a small sample
A.

5

B.

10

C.

29

D.

All of the above

 
 

Option: D

Explanation :

Click on Discuss to view users comments.

Write your comments here:



49:  
Standard error of the difference between the proportions of two variable can be computed by
A.

SE(P1-P2 )= √(Pq[1/n1 + 1/n2 ] )

B.

SE=P-1√((n.Pq)/100)

C.

SE=√(p/2+q/2)

D.

SE=√(npq/2)

 
 

Option: A

Explanation :

Click on Discuss to view users comments.

Write your comments here:



50:  
The probable error of the coefficient of correlation is obtained as
A.

0.6745 (1- N2 /√r )

B.

0.6745 (1- r2 /√N )

C.

0.6547 (1- r2 /√N )

D.

0.6745 (1 + N2 /√r )

 
 

Option: B

Explanation :

Click on Discuss to view users comments.

Write your comments here:







Suggest an improvement