Let x be the average number of employees in a group health insurance plan, and let y be the average administrative cost as a percentage of claims. The following data is based on a random sample: x 5 7 15 25 35 y 40 35 30 20 25 a. Plot a scatter diagram of the above data. b. Estimate the sample correlation coefficient r as positive, zero, or negative. c. Interpret your results from parts a. and b.
Let x be the average number of employees in a group health insurance plan, and let y be the average administrative cost as a percentage of claims. The following data is based on a random sample: x 5 7 15 25 35 y 40 35 30 20 25 a. Plot a scatter diagram of the above data. b. Estimate the sample correlation coefficient r as positive, zero, or negative. c. Interpret your results from parts a. and b.
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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Question
Let x be the average number of employees in a group health insurance plan, and let y be the
average administrative cost as a percentage of claims. The following data is based on a random
sample:
x 5 7 15 25 35
y 40 35 30 20 25
a. Plot a
b. Estimate the sample
c. Interpret your results from parts a. and b.
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