Two intervals are given, A and B, for the same value of the explanatory variable

Question

Two intervals are given, A and B, for the same value of the explanatory variable. A: 90 to 124, 8: 97 to 117, (a) Which interval is the confidence interval for the mean response? Which interval is the prediction interval for the response? (b) What is the predicted value of the response variable for this value of the explanatory variable? Enter the exact answer. The predicted value is exact number, no tolerance Click if you would like to Show Work for this question: Open Show Work SHOW HINT LINK TO TEXT

Explanation / Answer

Answer:

Prediction interval is wider than Confidence interval. Therefore

Confidence interval= B. 97 to 117

Prediction interval = A. 90 to 124

Predicted value = (90+124)/2

= 107

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