STATISTICS F/BUSINESS+ECONOMICS-TEXT
13th Edition
ISBN: 9781305881884
Author: Anderson
Publisher: CENGAGE L
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Chapter 14.9, Problem 54E
a.
To determine
Obtain a
Explain whether the scatter diagram appears that there are any outliers or influential observation in the data.
b.
To determine
Find the estimated regression equation that can be used to predict team value given the annual revenue.
c.
To determine
Find whether there is any outlier or influential observation using residual analysis and draw conclusions.
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Report the five-number summary of the domestic gross income.
The following table gives the 2012 total payroll (in millions of dollars) and the percentage of games won during the 2012 season by each of the National League baseball teams.
Team
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(millions of dollars)
Percentage of Games Won
Arizona Diamondbacks
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Atlanta Braves
89
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Chicago Cubs
110
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Cincinnati Reds
111
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Colorado Rockies
93
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Los Angeles Dodgers
264
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Miami Marlins
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Milwaukee Brewers
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39
New York Mets
95
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Philadelphia Phillies
127
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Pittsburgh Pirates
82
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San Diego Padres
92
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San Francisco Giants
164
46
St. Louis Cardinals
112
59
Washington Nationals
156
45
Compute the coefficient of determination, ρ2, with percentage of games won as the dependent variable. (Note that this data set belongs to a population.)
Carry out all calculations exactly, and round the final answer to three decimal places.
The following is a chart of baseball players' salaries and
statistics from 2016.
Salary (in
millions)
Player Name
RBI's
HR's
Miquel Cabrera
108
38
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Yoenis Cespedes
86
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Ryan Howard
59
25
25.000
Albert Pujols
119
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Robinson Cano
103
39
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Mark Teixeira
44
15
23.125
Joe Mauer
49
11
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Hanley Ramirez
Justin Upton
111
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22.750
87
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22.125
Adrian Gonzalez
90
18
21.857
Jason Heyward
49
7
21.667
Jayson Werth
70
21
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Matt Kemp
108
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Jacoby Ellsbury
56
9.
21.143
Chris Davis
84
38
21.119
Buster Posey
80
14
20.802
Shin-Soo Choo
17
7
20.000
Troy Tulowitzki
Ryan Braun
79
24
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91
31
20.000
Joey Votto
97
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20.000
Hunter Pence
57
13
18.500
Prince Fielder
44
8
18.000
Adrian Beltre
104
32
18.000
Victor Martinez
86
27
18.000
Carlos Gonzalez
100
25
17.454
Matt Holliday
62
20
17.000
Brian McCann
58
20
17.000
Mike Trout
100
29
16.083
David Ortiz
127
38
16.000
Adam Jones
83
29
16.000
Curtis
59
30
16.000
Granderson
Colby Rasmus
54
15
15.800
Matt Wieters
66
17…
Chapter 14 Solutions
STATISTICS F/BUSINESS+ECONOMICS-TEXT
Ch. 14.2 - Given are five observations for two variables, x...Ch. 14.2 - Given are five observations for two variables, x...Ch. 14.2 - Given are five observations collected in a...Ch. 14.2 - The following data give the percentage of women...Ch. 14.2 - Brawdy Plastics, Inc., produces plastic seat belt...Ch. 14.2 - The National Football League (NFL) records a...Ch. 14.2 - A sales manager collected the following data on...Ch. 14.2 - The American Association of Individual Investors...Ch. 14.2 - Prob. 9ECh. 14.2 - On March 31, 2009, Ford Motor Companys shares were...
Ch. 14.2 - To help consumers in purchasing a laptop computer,...Ch. 14.2 - Concur Technologies, Inc., is a large...Ch. 14.2 - To the Internal Revenue Service, the...Ch. 14.2 - A large city hospital conducted a study to...Ch. 14.3 - The data from exercise 1 follow. xi 1 2 3 4 5 yi 3...Ch. 14.3 - The data from exercise 2 follow. xi 3 12 6 20 14...Ch. 14.3 - The data from exercise 3 follow. xi 2 6 9 13 20 yi...Ch. 14.3 - The following data show the brand, price (), and...Ch. 14.3 - In exercise 7 a sales manager collected the...Ch. 14.3 - Bicycling, the worlds leading cycling magazine,...Ch. 14.3 - An important application of regression analysis in...Ch. 14.3 - Refer to exercise 9, where the following data were...Ch. 14.5 - The data from exercise 1 follow. xi 1 2 3 4 5 yi 3...Ch. 14.5 - The data from exercise 2 follow. xi 3 12 6 20 14...Ch. 14.5 - The data from exercise 3 follow. xi 2 6 9 13 20 yi...Ch. 14.5 - In exercise 18 the data on price () and the...Ch. 14.5 - To identify high-paying jobs for people who do not...Ch. 14.5 - In exercise 8 ratings data on x = the quality of...Ch. 14.5 - Refer to exercise 21, where data on production...Ch. 14.5 - Refer to exercise 9, where the following data were...Ch. 14.5 - In exercise 20, data on x = weight (pounds) and y...Ch. 14.6 - The data from exercise 1 follow. xi 1 2 3 4 5 yi 3...Ch. 14.6 - The data from exercise 2 follow. xi 3 12 6 20 14...Ch. 14.6 - The data from exercise 3 follow. xi 2 6 9 13 20 yi...Ch. 14.6 - The following data are the monthly salaries y and...Ch. 14.6 - In exercise 7, the data on y = annual sales (...Ch. 14.6 - In exercise 13, data were given on the adjusted...Ch. 14.6 - Refer to exercise 21, where data on the production...Ch. 14.6 - In exercise 12, the following data on x = average...Ch. 14.7 - The commercial division of a real estate firm is...Ch. 14.7 - Following is a portion of the computer output for...Ch. 14.7 - A regression model relating x, number of...Ch. 14.7 - A 2012 suvey conducted by Idea Works provided data...Ch. 14.7 - Automobile racing, high-performance driving...Ch. 14.8 - Given are data for two variables, x and y. xi 6 11...Ch. 14.8 - The following data were used in a regression...Ch. 14.8 - Data on advertising expenditures and revenue (in...Ch. 14.8 - Refer to exercise 7, where an estimated regression...Ch. 14.8 - In 2011 home prices and mortgage rates dropped so...Ch. 14.9 - Consider the following data for two variables, x...Ch. 14.9 - Consider the following data for two variables, x...Ch. 14.9 - Charity Navigator is Americas leading independent...Ch. 14.9 - Many countries, especially those in Europe, have...Ch. 14.9 - Prob. 54ECh. 14 - Does a high value of r2 imply that two variables...Ch. 14 - In your own words, explain the difference between...Ch. 14 - What is the purpose of testing whether 1 = 0? If...Ch. 14 - The Dow Jones Industrial Average (DJIA) and the...Ch. 14 - Is the number of square feet of living space a...Ch. 14 - One of the biggest changes in higher education in...Ch. 14 - Jensen Tire Auto is in the process of deciding...Ch. 14 - In a manufacturing process the assembly line speed...Ch. 14 - A sociologist was hired by a large city hospital...Ch. 14 - The regional transit authority for a major...Ch. 14 - A marketing professor at Givens College is...Ch. 14 - The Transactional Records Access Clearinghouse at...Ch. 14 - The Toyota Camry is one of the best-selling cars...Ch. 14 - You have been assigned to analyze the risk...Ch. 14 - As part of a study on transportation safety, the...Ch. 14 - Consumer Reports tested 166 different...Ch. 14 - Finding the Best Car Value When trying to decide...Ch. 14 - Buckeye Creek Amusement Park is open from the...
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