Do you carpool? Let X represent the number of occupants in a randomly chosen car on a certain stretch of highway during morning commute hours. A survey of cars showed that the probability distribution of X is as follows. 1 3 4 5 P (x) 0.67 0.13 0.09 0.01 0.10

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.2: Introduction To Probability
Problem 66E
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Answer the following questions, Let X represent the number of occupants in a randomly chosen car on a certain stretch of highway during morning commute hours. A survey of cars showed that the probability distribution of X is as follows.
Part 4 of 7
(d) Find the probability that a car has fewer than four occupants.
The probability that a car has fewer than four occupants is
Part 5 of 7
(e) Compute the mean p, Round the answer to two decimal places.
The mean H, is
Transcribed Image Text:Part 4 of 7 (d) Find the probability that a car has fewer than four occupants. The probability that a car has fewer than four occupants is Part 5 of 7 (e) Compute the mean p, Round the answer to two decimal places. The mean H, is
Do you carpool? Let X represent the number of occupants in a randomly chosen car on a certain stretch of highway during
morning commute hours. A survey of cars showed that the probability distribution of X is as follows.
X
1
P (x)
0.67
0.13
0.09
0.01
0.10
Send data to Excel
Transcribed Image Text:Do you carpool? Let X represent the number of occupants in a randomly chosen car on a certain stretch of highway during morning commute hours. A survey of cars showed that the probability distribution of X is as follows. X 1 P (x) 0.67 0.13 0.09 0.01 0.10 Send data to Excel
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ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,