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The National Football League (NFL) records a variety of performance data for individuals and teams. To investigate the importance of passing on the percentage of games won by a team, the following data show the average number of passing yards per attempt (Yds/Att) and the percentage of games won (WinPct) in a season for a random sample of 10 NFL teams.

The National Football League (NFL) records a variety of performance data for individuals and teams. To investigate the importance of passing on the percentage of games won by a team, the following data show the average number of passing yards per attempt (Yds/Att) and the percentage of games won (WinPct) in a season for a random sample of 10 NFL teams.

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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The National Football League (NFL) records a variety of performance data for individuals and teams. To investigate the importance of passing on the percentage of games won by a team, the following data show the average number of passing yards per attempt (Yds/Att) and the percentage of games won (WinPct) in a season for a random sample of 10 NFL teams. Team Arizona Cardinals Atlanta Falcons Carolina Panthers Chicago Bears Dallas Cowboys New England Patriots Philadelphia Eagles Seattle Seahawks St. Louis Rams Tampa Bay Buccaneers Yds/Att (X) 6.5 7.1 7.4 6.4 7.4 8.3 7.4 6.1 5.2 6.2 WinPct (Y) 50 63 38 50 50 81 50 44 13 25 Using R, make a scatter diagram with the number of passing yards per attempt on the horizontal axis and the percentage of games won on the vertical axis. Then, fit the model Y₁ = Bo + B₁X₁ + ₁, where ; are independent N(0, 2), i = 1, 2, ..., 10. Obtain the maximum likelihood estimate (mle) of Bo Your final answer must be a number. Please round it to 4 decimal places.
Transcribed Image Text:The National Football League (NFL) records a variety of performance data for individuals and teams. To investigate the importance of passing on the percentage of games won by a team, the following data show the average number of passing yards per attempt (Yds/Att) and the percentage of games won (WinPct) in a season for a random sample of 10 NFL teams. Team Arizona Cardinals Atlanta Falcons Carolina Panthers Chicago Bears Dallas Cowboys New England Patriots Philadelphia Eagles Seattle Seahawks St. Louis Rams Tampa Bay Buccaneers Yds/Att (X) 6.5 7.1 7.4 6.4 7.4 8.3 7.4 6.1 5.2 6.2 WinPct (Y) 50 63 38 50 50 81 50 44 13 25 Using R, make a scatter diagram with the number of passing yards per attempt on the horizontal axis and the percentage of games won on the vertical axis. Then, fit the model Y₁ = Bo + B₁X₁ + ₁, where ; are independent N(0, 2), i = 1, 2, ..., 10. Obtain the maximum likelihood estimate (mle) of Bo Your final answer must be a number. Please round it to 4 decimal places.
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