Business Statistics and Data Processing - Business Statistics Multiple Choice Questions

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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
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	Option: B Explanation : Click on Discuss to view users comments. Write your comments here: Updating your Comments.. Updating your Comments..

47:  

F-test is a

A.	Probability test
B.	Variance test
C.	Factor analysis
D.	None of the above
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	Option: B Explanation : Click on Discuss to view users comments. Write your comments here: Updating your Comments.. Updating your Comments..

48:  

Which one among the following is a small sample

A.	5
B.	10
C.	29
D.	All of the above
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	Option: D Explanation : Click on Discuss to view users comments. Write your comments here: Updating your Comments.. Updating your Comments..

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)
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	Option: A Explanation : Click on Discuss to view users comments. Write your comments here: Updating your Comments.. Updating your Comments..

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 )
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	Option: B Explanation : Click on Discuss to view users comments. Write your comments here: Updating your Comments.. Updating your Comments..

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