Question

The following sample observations were randomly selected. (Round intermediate calculations and final answers to 2 decimal...

The following sample observations were randomly selected. (Round intermediate calculations and final answers to 2 decimal places.)

x 4 5 3 4 10
y 4 6 4 7 7

QUESTION:

a. The regression equation is ŷ = + x
b. When X is 9 this gives ŷ =
Math   Statistics-And-Probability   
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Homework Answers

Answer #1

The statistical software output for this problem is:

Hence,

a) Regression equation:

ŷ = 3.84 + 0.34 x

b) For x = 9:

ŷ = 3.84 + 0.34 * 9 = 6.90

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