Problem 1:

The File NFLValues.xlsxshow the annual revenue ($ millions) and the estimated team value ($ millions) for the 32 teams in the National Football League.

1. Develop a scatter diagram with Revenue on the horizontal axis and Value on the vertical axis. Does it appear that there are any outliers and/or influential observations in the data?
2. Develop the estimated regression equation that can be used to predict team value given the value of annual revenue.
3. Use residual analysis to determine whether any outliers and/or
4. influential observations are present. ( Cook's Distance).Briefly summarize your findings and conclusions.

Use SAS for this ques: and also provide the SAS code:

DATASET file NFLVALUE:

Team	Revenue	Value
Arizona Cardinals	203	914
Atlanta Falcons	203	872
Baltimore Ravens	226	1062
Buffalo Bills	206	885
Carolina Panthers	221	1040
Chicago Bears	226	1064
Cincinnati Bengals	205	941
Cleveland Browns	220	1035
Dallas Cowboys	269	1612
Denver Broncos	226	1061
Detroit Lions	204	917
Green Bay Packers	218	1023
Houston Texans	239	1125
Indianapolis Colts	203	1076
Jacksonville Jaguars	204	876
Kansas City Chiefs	214	1016
Miami Dolphins	232	1044
Minnesota Vikings	195	839
New England Patriots	282	1324
New Orleans Saints	213	937
New York Giants	214	1178
New York Jets	213	1170
Oakland Raiders	205	861
Philadelphia Eagles	237	1116
Pittsburgh Steelers	216	1015
San Diego Chargers	207	888
San Francisco 49ers	201	865
Seattle Seahawks	215	1010
St Louis Rams	206	929
Tampa Bay Buccaneers	224	1053
Tennessee Titans	216	994
Washington Redskins	327	1538