Statistics and methodology - Statistics and Methodology Questions Answer

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86:  

If the population value follows normal distribution then to have 95% confidence interval for estimate we use

A.	Z = 1.645
B.	Z = 2.05
C.	Z = 1.96
D.	Z = 2.58
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	Option: C Explanation : Click on Discuss to view users comments. Write your comments here: Updating your Comments.. Updating your Comments..

87:  

Business system consists

A.	Target fixing
B.	Markets
C.	Business forecasting for products
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..

88:  

Probability theory does not include

A.	Bernoullie's process
B.	Conditional probability
C.	Correlation
D.	Mathematical expectation
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	Option: C Explanation : Click on Discuss to view users comments. Write your comments here: Updating your Comments.. Updating your Comments..

89:  

Control methods are used to

A.	Determine sample size and reliability of results
B.	Determine cost and time involved
C.	Determine sample units to be studied and measurement
D.	Check accuracy, coverage, analysis and interpretation
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	Option: D Explanation : Click on Discuss to view users comments. Write your comments here: Updating your Comments.. Updating your Comments..

90:  

Information is a product of

A.	Planning
B.	Communication
C.	Company
D.	Data processing
	Answer Report Discuss
	Option: D Explanation : Click on Discuss to view users comments. Write your comments here: Updating your Comments.. Updating your Comments..

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