Answer to Module 1, Exercise 1h:

For the second case, Y’ = 4.3, Y-Y’ = (5 – 4.3) = .7, and (Y – Y’)2 = .49.  For the third case, Y’ = 5.7, (Y-Y’)=(7 – 5.7) = 1.3, and (Y – Y’)2 = 1.69.

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