Posted by **Tommy8** on Saturday, June 22, 2013 at 8:40am.

Consider the following set of data.

Pairs 1 2 3 4 5

Sample A 2 8 7 9 2

Sample B 7 8 1 1 8

Find the standard deviation sd of the paired differences. (Give your answer correct to two decimal places.)

My answer was 5.00.

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