The following data give the high school GPAs (x) and college GPAs (y) for a random sample of 13 students. Ꮖ Y 4 2.9 1.4 3.2 4 1.8 0.5 0.5 2.6 2.7 3.7 3.4 3.7 0.6 1.8 1.4 0.7 1.1 0.9 1.5 2 2.2 3.7 0.9 1.7 3.6 Determine the least squares regression line for the data. Round values to four decimal places, if necessary. ŷ Determine the correlation coefficent. Round the solution to four decimal places, if necessary. r = Use the model to predict the college GPA of a student with a 2.5 high school GPA. Round the solution to the nearest tenth, if necessary.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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The following data give the high school GPAs (x) and college GPAs (y) for a random sample of 13 students.
Ꮖ
Y
4 2.9 1.4 0.5 0.5 2.6 2.7 3.7 3.4 3.7 0.6 1.8
3.2 4 1.8 0.7 1.1 0.9 1.5 2 2.2 3.7 0.9 1.7 3.6
1.4
Determine the least squares regression line for the data. Round values to four decimal places, if necessary.
Determine the correlation coefficent. Round the solution to four decimal places, if necessary.
r =
Use the model to predict the college GPA of a student with a 2.5 high school GPA. Round the solution to the
nearest tenth, if necessary.
Transcribed Image Text:The following data give the high school GPAs (x) and college GPAs (y) for a random sample of 13 students. Ꮖ Y 4 2.9 1.4 0.5 0.5 2.6 2.7 3.7 3.4 3.7 0.6 1.8 3.2 4 1.8 0.7 1.1 0.9 1.5 2 2.2 3.7 0.9 1.7 3.6 1.4 Determine the least squares regression line for the data. Round values to four decimal places, if necessary. Determine the correlation coefficent. Round the solution to four decimal places, if necessary. r = Use the model to predict the college GPA of a student with a 2.5 high school GPA. Round the solution to the nearest tenth, if necessary.
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