Simplify without a calculator. a) 10 X 1,2
b) 1,2 x 100
c) 1 000 X 1,2
d) 2,2 = 10
e) 2,2 = 100
f) 2,2 = 1 000
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Suppose a least-squares regression line is given by modifyingabove y with caret equals 4.302 x minus 3.293. what is the mean value of the response variable if xequals20?

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