A regression analysis yields the following information: Y' = 2.24 + 1.49 X S y x = 1.66; ∑x = 32; ∑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

Question

Quizplus · Accepted Answer

The confidence interval is calculated using the formula for the prediction interval in regression, considering the standard error and the given values.

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