& Practice Assignment Gradebook Assignment 2. Chapter 9, Section 3, Exercise 057

Question

& Practice Assignment Gradebook Assignment 2. Chapter 9, Section 3, Exercise 057 2. Two intervals are given, A and B, for the same value of the explanatory variable. A: 1.8 to 7.6 B: 3.3 to 6.1 2. (a) Which interval is the confidence interval for the mean response? 2. 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 toleranoe Click if you would like to Show Work for this question: Qon Show Weck SHOW HINT A Rights Reserved. A Division of here to search

Explanation / Answer

Prediction interval is wider than confidence interval

a) B : 3.3 to 6.1 is the confidence interval

b)A: 1.8 to 7.6 is the prediction interval

c) Predicted value = [1.8+7.6]/2=4.7

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