a. Compute the correlation coefficient of the two variables. Find the coefficient of determination. Interpret the result.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 26PFA
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1. Mr. Anthony, a senior high school teacher, wants to determine whether the length of teachng
experience is associated with the performance rating given by the school principal, wteh n
based on a scale of 1 to 5, with 1 being the lowest and 5 the highest. He interviewed seveit
randomly selected senior high school teachers and the data were tabulated as follows.
%
Teacher
Length of Teaching
Experience (Years)
Performance Rating
1.
3
4.00
2
4.08
3
10
4.50
4
2.
3.80
25
4.90
16
4.75
6.
20
4.90
a. Compute the correlation coefficient of the two variables.
b.
Find the coefficient of determination. Interpret the result.
Transcribed Image Text:1. Mr. Anthony, a senior high school teacher, wants to determine whether the length of teachng experience is associated with the performance rating given by the school principal, wteh n based on a scale of 1 to 5, with 1 being the lowest and 5 the highest. He interviewed seveit randomly selected senior high school teachers and the data were tabulated as follows. % Teacher Length of Teaching Experience (Years) Performance Rating 1. 3 4.00 2 4.08 3 10 4.50 4 2. 3.80 25 4.90 16 4.75 6. 20 4.90 a. Compute the correlation coefficient of the two variables. b. Find the coefficient of determination. Interpret the result.
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