The probability that between 3 and 7 automobiles will be sold is,

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section9.3: Binomial Probability
Problem 33E: Sick leave probability that a given worker at Dyno Nutrition Will call in sick on a Monday is 004....
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The probability distribution for the number of automobiles sold during a day (x) at Bob Iron Motors is as follows.

 

x f(x)
0 0.001
1 0.007
2 0.034
3 0.099
4 0.188
5  
6 0.220
7 0.136
8 0.055
9 0.015
10 0.001

 

20 The probability that between 3 and 7 automobiles will be sold is, P(3 ≤ x ≤ 7)
a 0.852            
b 0.869            
c 0.887            
d 0.905            
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