Prepare a scatter plot

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Reference no: EM1322459

Fitting of simple linear regression equation.

Circulation is the lifeblood of the publishing business. The larger the sales of themagazine , the more it can charge advertisers. Recently, a circulation gap has apperared between the publishers reports of the magazines newsstand sales and subsequent audits by the Audit Bureau of circulations. The data in the file Circulation represents the reported and audited newsstand sales(in thousands) in 2001 for the following 10 magazines:

Magazines

reported(X)

Audited(Y)

YM

621.0

299.6

COS GIRL

359.7

207.7

ROSIE

530.0

325.0

PLAYBOY

492.1

336.3

ESQUIRE

70.5

48.6

TEEN PEOPLE

567.0

400.3

MORE

125.5

400.3

SPIN

50.6

39.1

VOGUE

353.3

268.6

ELLE

263.6

214.3

a) Construct a scatter plot.

b) Interpret the meaning of slope, b1, in this problem

c) Predict the mean audited newsstand sales for a magazine sales of 400,000

Reference no: EM1322459

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