The value of a sports franchise is directly related to the amount of revenue that a...

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The value of a sports franchise is directly related to theamount of revenue that a franchise can generate.  Thedata below represents the value in 2017 ($ in millions) and theannual revenue ($ in millions) for the 30 Major League Baseballteams.

Team

Revenue ($ in millions)

Value

($ in millions)

Baltimore Orioles

253

1175

Boston Red Sox

434

2700

Chicago White Sox

269

1350

Cleveland Indians

271

920

Detroit Tigers

275

1200

Houston Astros

299

1450

Kansas City Royals

246

950

Los Angeles Angels

350

1750

Minnesota Twins

249

1025

New York Yankees

526

3700

Oakland Athletics

216

880

Seattle Mariners

289

1400

Tampa Bay Rays

205

825

Texas Rangers

298

1550

Toronto Blue Jays

278

1300

Arizona Diamondbacks

253

1150

Atlanta Braves

275

1500

Chicago Cubs

434

2675

Cincinnati Reds

229

915

Colorado Rockies

248

1000

Los Angeles Dodgers

462

2750

Miami Marlins

206

940

Milwaukee Brewers

239

925

New York Mets

332

2000

Philadelphia Phillies

325

1650

Pittsburgh Pirates

265

1250

St. Louis Cardinals

310

1800

San Diego Padres

259

1125

San Francisco Giants

428

2650

Washington Nationals

304

1600

1. Using Excel or JMP, construct a scatterplot of value versusthe revenue for the 30 MLB teams in 2016.  Provide a copyof the resulting scatterplot. (3 points)

2. Based upon your scatterplot, does it appear that the linearmodel is a reasonable approximation of the data? Comment on thedirection and form of the relationship. (2 points)

3.  Using Minitab provide (or attach) the simplelinear regression analysis for predicting a team’s value based uponits revenue. (2 points)

4. State the slope for the simple linear regression analysis andinterpret this value in this context. (2 points)

5. State the y-intercept for the simple linear regressionanalysis and interpret, if applicable. (1 point)

6.  State the standard error of the regressionanalysis and interpret that value.  (2 points)

7. State the coefficient of determination and interpret thevalue in this context. (2 points)

8. State the sum of square errors. (1 point)

SSE=504849.5953

9. State the standard error of the slope. (1point)

SEb(1)=sqrt(504849.5953/30-2)/sqrt(186742.7)=134.277/432.137=0.3107

Source:www.forbes.com

10. Calculate and interpret the 95% confidence interval forslope.   (2 points)

8.6507+-2.048(0.3107)=8.6507+-0.6363=(8.0144,

   We are 95% confident that the slope of theinterval is between 8.0144 and 9.287.

11.  From the coefficient of determination, standarderror of regression, and the confidence interval for slope doesthat model appear to fit well?  Explain.  (2points)

Answer & Explanation Solved by verified expert
4.4 Ratings (759 Votes)
1 Using Excel or JMP construct ascatterplot of value versus the revenue for the 30 MLB teams in2016Provide a copy of the resulting scatterplot 2 Based upon your scatterplot does itappear that the linear model is a reasonable approximation of thedata Comment on the direction and form of the relationshipAnswer from scatter plot we can say that allpoints are in linear pattern if we draw line there is linearrelationship occur there is positive relationship between Revenue and value    See Answer
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