Question
In: Statistics and Probability
A recent article in Bloomberg Businessweek listed the “Best Small Companies.” We are interested in the...
A recent article in Bloomberg Businessweek listed the “Best Small Companies.” We are interested in the current results of the companies’ sales and earnings. A random sample of 12 companies was selected and the sales and earnings, in millions of dollars, are reported below. Company Sales ($ millions) Earnings ($ millions) Company Sales ($ millions) Earnings ($ millions) Papa John's International $ 87.4 $ 4.9 Checkmate Electronics $ 17.5 $ 2.6 Applied Innovation 18.6 4.4 Royal Grip 9.8 1.7 Integracare 17.4 1.3 M-Wave 19.6 3.5 Wall Data 71.7 8.0 Serving-N-Slide 53.7 8.2 Davidson & Associates 58.6 6.6 Daig 28.6 6.0 Chico's FAS 47.3 4.1 Cobra Golf 69.2 12.8 Let sales be the independent variable and earnings be the dependent variable. (Round your answers to 3 decimal places.)
a. The coefficient of correlation is
. b. The coefficient of determination is .
c. The regression equation, with the coefficients, is Y' = + X
d. For a small company with $50 million in sales, an estimate of the earnings is ($ millions).
Solutions
orchestra answered 1 year agoRelated Solutions
A recent article in Bloomberg Businessweek listed the “Best Small Companies.” We are interested in the...
A recent article in
Bloomberg Businessweek listed the “Best Small Companies.”
We are interested in the current results of the companies’ sales
and earnings. A random sample of 12 companies was selected and the
sales and earnings, in millions of dollars, are reported below.
Company
Sales
($ millions)
Earnings
($ millions)
Company
Sales
($ millions)
Earnings
($ millions)
Papa John's
International
$
94.1
$
4.9
Checkmate
Electronics
$
17.5
$
2.6
Applied
Innovation
18.6
4.4
Royal Grip
14.6
1.7
Integracare...
A recent article in Bloomberg Businessweek listed the “Best Small Companies.” We are interested in the...
A recent article in Bloomberg Businessweek listed the
“Best Small Companies.” We are interested in the current results of
the companies’ sales and earnings. A random sample of 12 companies
was selected and the sales and earnings, in millions of dollars,
are reported below.
Company
Sales
($ millions)
Earnings
($ millions)
Company
Sales
($ millions)
Earnings
($ millions)
Papa John's International
$
87.4
$
4.9
Checkmate Electronics
$
17.5
$
2.6
Applied Innovation
18.6
4.4
Royal Grip
9.8
1.7
Integracare...
A recent article in Bloomberg Businessweek listed the “Best Small Companies.” We are interested in the...
A recent article in Bloomberg Businessweek
listed the “Best Small Companies.” We are interested in the current
results of the companies’ sales and earnings. A random sample of 12
companies was selected and the sales and earnings, in millions of
dollars, are reported below.
Sales
Earnings
Sales
Earnings
Company
($ millions)
($ millions)
Company
($ millions)
($ millions)
Papa John’s International
$
89.2
4.9
Checkmate Electronics
$
17.5
2.6
Applied Innovation
18.6
4.4
Royal Grip
11.9
1.7
Integracare
18.2
1.3...
A recent article in Bloomberg Businessweek listed the “Best Small Companies.” We are interested in the...
A recent article in Bloomberg Businessweek
listed the “Best Small Companies.” We are interested in the current
results of the companies’ sales and earnings. A random sample of 12
companies was selected and the sales and earnings, in millions of
dollars, are reported below.
Sales
Earnings
Sales
Earnings
Company
($ millions)
($ millions)
Company
($ millions)
($ millions)
Papa John’s International
$
91.2
5.2
Checkmate Electronics
$
18.5
2.6
Applied Innovation
20.3
4.6
Royal Grip
12.8
1.8
Wall Data
19.0...
A recent article in BusinessWeek listed the “Best Small Companies.” We are interested in the current...
A recent article in BusinessWeek listed the “Best Small
Companies.” We are interested in the current results of the
companies' sales and earnings. A random sample of 12 companies was
selected and the sales and earnings, in millions of dollars, are
reported below.
Company
Sales
($ millions)
Earnings
($ millions)
Company
Sales
($ millions)
Earnings
($ millions)
Papa John's International
$
86.8
$
5.0
Checkmate Electronics
$
15.4
$
2.6
Applied Innovation
18.9
4.4
Royal Grip
10.8
1.7
Integracare
17.2...
A recent article in Business Week listed the “Best Small Companies.” We are interested in the...
A recent article in Business Week listed the “Best
Small Companies.” We are interested in the current results of the
companies sales and earnings. A random sample of 12 companies was
selected and the sales and earnings, in millions of dollars, are
reported below.
Company
Sales
($ millions)
Earnings
($ millions)
Company
Sales
($ millions)
Earnings
($ millions)
Papa John's International
$
87.4
$
4.9
Checkmate Electronics
$
17.5
$
2.6
Applied Innovation
18.6
4.4
Royal Grip
9.8
1.7
Integracare...
A recent article in Business Week listed the “Best Small Companies.” We are interested in the...
A recent article in Business Week listed the “Best
Small Companies.” We are interested in the current results of the
companies sales and earnings. A random sample of 12 companies was
selected and the sales and earnings, in millions of dollars, are
reported below.
Company
Sales
($ millions)
Earnings
($ millions)
Company
Sales
($ millions)
Earnings
($ millions)
Papa John's International
$
87.4
$
4.9
Checkmate Electronics
$
17.5
$
2.6
Applied Innovation
18.6
4.4
Royal Grip
9.8
1.7
Integracare...
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a Student's t-distribution for the problem, you may assume
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(BusinessWeek Bloomberg). Chinese purchased 9.315 million locally made small passenger cars in 2009 when the price...
(BusinessWeek Bloomberg). Chinese purchased 9.315 million
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equivalents of $16,250. Based on the calculations shown the price
elasticity of demand for cars in China is ____________ (elastic ;
inelastic) . When commenting on market outcomes an analyst...
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