A Regression Analysis Yields the Following Information: Y' = 2 $\Sigma$

question 124

Multiple Choice

A regression analysis yields the following information: Y' = 2.24 + 1.49 X
S_{y x} = 1.66; $\Sigma$ x = 32; $\Sigma$ x² = 134; n = 10
Compute the 95% confidence interval when X = 4.

• A) 0.0, 4.05
• B) 4.15, 12.25
• C) 2.67, 5.33
• D) 6.87, 9.53

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