Question: Refer to Exercise 9 where we are trying to link customer waiting time (x) to customer satisfaction (y). The estimated regression equation turned out to

Refer to Exercise 9 where we are trying to link customer waiting time (x) to customer satisfaction (y). The estimated regression equation turned out to be ŷ =126 – 1.8x. Is the sample slope (b = 1.8) significantly different from 0 at the 5% significance level? Explain the implications of your answer.

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The estimated regression equation is 126 18 x x y y 2 x 2 20 72 90 324 225 50 2... View full answer

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