You are given the following information for the data displayed in the scatterplot in Exercise 5. Least

Question:

You are given the following information for the data displayed in the scatterplot in Exercise 5.

Least squares prediction equation: Y' = .34(X) €“ .56
SS_y = 826.23

SS_y_|x = 145.44

Using this information, calculate these measures.

a. The SS measure of the actual gain in accuracy due to the least squares predictions

b. The gain in accuracy relative to the original error variability for the repetitive prediction of the arm circumference mean

c. r²

d. r

Data from exercise 5

45 40 35 25 20 60 80 100 120 140 Waist (cm) Arm Circumference (cm)

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Statistics

ISBN: 9781119254515

11th Edition

Authors: Robert S. Witte, John S. Witte

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Question Posted: Sep 26, 2018 07:03 AM

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You are given the following information for the data displayed in the scatterplot in Exercise 5. Least

Question:

45 40 35 25 20 60 80 100 120 140 Waist (cm) Arm Circumference (cm)

Step by Step Answer:

a SS y SS yx 82623 14544 680...View the full answer

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