A regression was run to determine if there is a relationship between hours of TV watched per day (x) andnumber of situps a person can do (y). The results of the regression were:y = 30.54 -1.354*xR² = 0.8r = -0.892Predict the number of situps a person who watches 3.5 hours of TV can do (round your answer to threedecimal places).

The following information has been provided: The regression equation is : y^=30.54-1.354x The…

Answered: A regression was run to determine if…

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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A regression was run to determine if there is a relationship between hours of TV watched per day (x) and number of situps a person can do (y).The results of the regression were:y=a+bx b=-1.276 a=24.302 r2=0.779689 r=-0.883 Use this to predict the number of situps a person who watches 3 hours of TV can do. Round to one decimal place.
A regression was run to determine if there is a relationship between hours of TV watched per day, xx, and number of sit-ups, yy, a person can do in a minute.The results of the regression were: y=ax+b a=-1.105 b=27.483Use this to predict the number of sit-ups a person who watches 9.59.5 hours of TV can do in a minute. Round to the nearest whole number.
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A regression was run to determine if there is a relationship between hours of TV watched per day (x) and number of situps a person can do (y). The results of the regression were: y=ax+b a=-0.624 b=35.132 r2=0.494209 r=-0.703 Use this to predict the number of situps a person who watches 9 hours of TV can do (to one decimal place)
A regression was run to determine if there is a relationship between hours of TV watched per day (x) and number of situps a person can do (y). The results of the regression were: y=ax+b a=-0.797 b=33.913 r2=0.373321 r=-0.611 Use this to predict the number of situps a person who watches 8 hours of TV can do (to one decimal place)
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A regression was run to determine if there is a relationship between hours of TV watched per day (x) and number of situps a person can do (y). The results of the regression were: y=ax+b a=-1.227 b=32.3 r2=0.494209 r=-0.703 Use this to predict the number of situps a person who watches 7.5 hours of TV can do (to one decimal place)
A regression was run to determine if there is a relationship between hours of TV watched per day (x) and number of situps a person can do (y). The results of the regression were: y=ax+b a=-1.262 b=26.502 r2=0.835396 r=-0.914 Use this to predict the number of situps a person who watches 7 hours of TV can do (to one decimal place) Submit Question om/assess2/#/skip/6 to search
A regression was run to determine if there is a relationship between hours of TV watched per day (x) and number of situps a person can do (y).The results of the regression were:y=ax+b a=-1.309 b=28.368 r2=0.4096 r=-0.64 Use this to predict the number of situps a person who watches 3 hours of TV can do (to one decimal place)

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