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 4 P (x) 0.67 0.13 0.09 0.01 0.10

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Author:Amos Gilat
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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. Answer the questions below.
Part 6 of 7
(f) Compute the standard deviation Ơ. Round the standard deviation to three decimal places.
The standard deviation o
is
Part 7 of 7
(g) To save energy, a goal is set to have the mean number of occupants be at least two per car. Has this goal been met?
then this goal to have
Since the computed mean number of occupants per car is only
been met.
the mean number of occupants to be at least two per car (Choose one) ▼
has
has not
Transcribed Image Text:Part 6 of 7 (f) Compute the standard deviation Ơ. Round the standard deviation to three decimal places. The standard deviation o is Part 7 of 7 (g) To save energy, a goal is set to have the mean number of occupants be at least two per car. Has this goal been met? then this goal to have Since the computed mean number of occupants per car is only been met. the mean number of occupants to be at least two per car (Choose one) ▼ has has not
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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