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

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

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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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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