Answer the questions. Let X represent the number of occupants in a fandomly 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.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Answer the questions. Let X represent the number of occupants in a fandomly 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 u. Round the answer to two decimal places.
The meany
is
Part 6 of 7
(f) Compute the standard deviation o. Round the standard deviation to three decimal places.
The standard deviation o 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 u. Round the answer to two decimal places. The meany is Part 6 of 7 (f) Compute the standard deviation o. Round the standard deviation to three decimal places. The standard deviation o 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.
2
3
4.
P (x)
0.01
0.10
0.67
0.13
0.09
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. 2 3 4. P (x) 0.01 0.10 0.67 0.13 0.09 Send data to Excel
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