Statistics and methodology - Statistics and Methodology Questions Answer

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31:  

Which of the following is/are part of decision support system?

A.	Information analysis system
B.	Data analysis system
C.	Status inquiry system
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..

32:  

Probability density function gives the rate at which the ______ would accumulate if we were to sweep from left to right on the axis of the value of continuous random variable.

A.	Probability
B.	Mode
C.	Mean
D.	Average
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	Option: A Explanation : Click on Discuss to view users comments. Write your comments here: Updating your Comments.. Updating your Comments..

33:  

Given

X value	Y value
5	2
10	7
15	9
21	11
24	15
25	17
30	18
32	21

The above series is an example of

A.	Positive correlation
B.	Simple correlation
C.	Linear correlation
D.	Negative correlation
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	Option: A Explanation : Click on Discuss to view users comments. Write your comments here: Updating your Comments.. Updating your Comments..

34:  

If two or more quantities vary in sympathy so that movement in the one tend to be accompanied by corresponding movements in the other then they are said to be

A.	Computed
B.	Correlated
C.	Motivated
D.	Uncorrelated
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	Option: B Explanation : Click on Discuss to view users comments. Write your comments here: Updating your Comments.. Updating your Comments..

35:  

Which of the following is/are characteristics of Karl Pearson's co-efficient of correlation?

A.	Indication of the direction
B.	Indication of degree
C.	A satisfactory measure
D.	All of the above
	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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