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Statistics questions

Statistics
Tutor: None Selected Time limit: 0 Hours

Apr 20th, 2015

The differences of the ones paired is the wife's age subtracted from the Husband's

i.e -4, 3, 3, 7, -1, 5, 7

from that, the sum of the differences is 19

hence the mean of the paired difference is

19/8=2.4 rounded off to one decimal place (2.375 original answer)

Apr 20th, 2015

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Apr 20th, 2015
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