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Statistics questions

label Statistics
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Apr 20th, 2015

paired differences (Husband age - wife's age)

-4,  3,  3, 7, -1, -1, 5, 7

Sum of differences = 19 

Mean paired difference = 19/ 8 = 2.375 = 2.4  to 1 decimal place

Apr 20th, 2015

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Apr 20th, 2015
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Apr 20th, 2015
Sep 22nd, 2017
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