Question
Asked Oct 28, 2019
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which of the following groups of scores exhibits the least variability?

A. 2,4,6,8,10,12

B. 2,3,4,10,11,12

c. 2,6,7,7,8,12

D. 2,2,3,11,12,12

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Expert Answer

Step 1

Enter the data in excel as shown below:

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C A В c D E 1 1 2 3 4 2. 2 2 2 2 4 3 6 2 6 4 7 3 5 8 10 7 11 6 10 11 12 7 12 12 12 12 8

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Step 2

Enter the formula for standard deviation in excel as shown below and press enter. The one which has least standard dev...

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A C 1 1 2 2 3 4 2 4 2 2 2 6 2 4 6 4 7 5 8 6 10 7 12 8 STDEV(A2:A7) 10 7 11 11 8 12 12 12 12 STDEV(C2:C7) STDEV(D2:D7) STDEV(B2:B7) et

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