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1. Explain, as to another student, how you would use the TI-84 to find a linear regression to model this data, where x represents the number of days since Mar 1 and y represents President Anderson's approval rating in percent. Write your linear model as a linear function y = ax + b. 2. What is the slope of your linear model? What does this slope tell us about President Anderson's approval rating?

1. Explain, as to another student, how you would use the TI-84 to find a linear regression to model this data, where x represents the number of days since Mar 1 and y represents President Anderson's approval rating in percent. Write your linear model as a linear function y = ax + b. 2. What is the slope of your linear model? What does this slope tell us about President Anderson's approval rating?

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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President Ann Anderson is currently running for reelection. Many approval polls are taken on her job with different methodologies and sample sizes. The results of the ten most recent polls are given below. Date Job approval rating % (point estimate) 3/1 43.3 3/3 42.7 3/7 42.0 3/10 40.1 3/14 42.8 3/17 40.4 3/20 41.7 3/23 40.0 3/24 38.7 3/28 39.7 1. Explain, as to another student, how you would use the TI-84 to find a linear regression to model this data, where x represents the number of days since Mar 1 and y represents President Anderson's approval rating in percent. Write your linear model as a linear function y = ax + b. 2. What is the slope of your linear model? What does this slope tell us about President Anderson's approval rating?
Transcribed Image Text:President Ann Anderson is currently running for reelection. Many approval polls are taken on her job with different methodologies and sample sizes. The results of the ten most recent polls are given below. Date Job approval rating % (point estimate) 3/1 43.3 3/3 42.7 3/7 42.0 3/10 40.1 3/14 42.8 3/17 40.4 3/20 41.7 3/23 40.0 3/24 38.7 3/28 39.7 1. Explain, as to another student, how you would use the TI-84 to find a linear regression to model this data, where x represents the number of days since Mar 1 and y represents President Anderson's approval rating in percent. Write your linear model as a linear function y = ax + b. 2. What is the slope of your linear model? What does this slope tell us about President Anderson's approval rating?
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