20. If you have the following estimated model Pizza = 162.5 – 2.977 Age + 03970 Income -0.1232 (Age Income) Marginal effect of age upon pizza if income is $25,000 (Income units $1,000)

A First Course in Probability (10th Edition)
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Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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20. If you have the following estimated model
Pizza = 162.5 – 2.977 Age + 03970 Income -0.1232 (Age * Income)
Marginal effect of age upon pizza if income is $25,000 (Income units $1,000)
a. increased by $168.44
b. increased by $171.42
c. decreased by $3,285
d. Decreased by $6,057
:28
Transcribed Image Text:20. If you have the following estimated model Pizza = 162.5 – 2.977 Age + 03970 Income -0.1232 (Age * Income) Marginal effect of age upon pizza if income is $25,000 (Income units $1,000) a. increased by $168.44 b. increased by $171.42 c. decreased by $3,285 d. Decreased by $6,057 :28
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