
A First Course in Probability (10th Edition)
10th Edition
ISBN: 9780134753119
Author: Sheldon Ross
Publisher: PEARSON
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Transcribed Image Text:Use the pizza cost and the subway fare in the table below to find the regression equation, letting pizza cost be the
predictor (x) variable. (Pizza cost is in dollars per slice, subway fare and CPI are in dollars.) What is the best predicted
subway fare when pizza costs $4.01 per slice?
Year
Pizza Cost
Subway Fare
CPI
1960 1973 1986 1995 2002 2003 2009 2013 2015 2019
0.148 0.353 0.997 1.247 1.749 2.003 2.250 2.304 2.748 3.003
0.146 0.346 1.001 1.354 1.499 2.002 2.247 2.548 2.750 2.747
29.6 44.4 109.6 152.4 180.0 184.0 214.5 233.0 237.0 252.2
The regression equation is ŷ = + (x.
(Round the y-intercept to four decimal places as needed. Round the slope to three decimal places as needed.)
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