on a particular Saturday. On a typical Saturday, how many cars does he expect to sell? What is the varianee of the distribution?
on a particular Saturday. On a typical Saturday, how many cars does he expect to sell? What is the varianee of the distribution?
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
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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Transcribed Image Text:Example 9.2: Mr. NXN sells new cars. He usually sells the largest number of cars on Saturday.
He has developed the following probability distribution for the number of cara he expects to sell
on a particular Saturday. On a typical Saturday, how many cars does he expect to sell? What is
the variance of the distribution?
Number of Cars Sold, x
Probability, P(x)
0.10
0.20
0.30
0.30
4
0.10
Total
1.00
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