Question: A data set contains the observations 5, 1, 3, 2, 1. Find a. x b. x2 c. (x 1) d. (x 1)2 e. (x)2

A data set contains the observations 5, 1, 3, 2, 1. Find
a. ∑x
b. ∑x2
c. ∑(x –1)
d. ∑(x –1)2
e. (∑x)2

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