12.21 In the study of Exercise 12.9, 25 observations were used to calculate the least squares estimates. The regression sum of squares and error sum of squares were found to be as follows: SSR 79.2 and SSE = 45.9 = a. Find and interpret the coefficient of determination. b. Find the adjusted coefficient of determination. c. Find and interpret the coefficient of multiple correlation.
12.21 In the study of Exercise 12.9, 25 observations were used to calculate the least squares estimates. The regression sum of squares and error sum of squares were found to be as follows: SSR 79.2 and SSE = 45.9 = a. Find and interpret the coefficient of determination. b. Find the adjusted coefficient of determination. c. Find and interpret the coefficient of multiple correlation.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
Question
![12.21 In the study of Exercise 12.9, 25 observations were
used to calculate the least squares estimates. The
regression sum of squares and error sum of
squares were found to be as follows:
SSR 79.2 and SSE = 45.9
=
a. Find and interpret the coefficient
of determination.
b. Find the adjusted coefficient of determination.
c. Find and interpret the coefficient of
multiple correlation.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1e0d7c53-2a6a-4427-9afd-7aa86bbfce59%2Ff92ce8d4-b7d4-493b-b2a8-4aeb02d7fae8%2F3zcpgef_processed.jpeg&w=3840&q=75)
Transcribed Image Text:12.21 In the study of Exercise 12.9, 25 observations were
used to calculate the least squares estimates. The
regression sum of squares and error sum of
squares were found to be as follows:
SSR 79.2 and SSE = 45.9
=
a. Find and interpret the coefficient
of determination.
b. Find the adjusted coefficient of determination.
c. Find and interpret the coefficient of
multiple correlation.
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