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MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Below is a partially completed probability mod
food drive-thru at any given time. Answer the questions below.
where X represents the number of cars in a fast
(a) Fill in the missing probability.
Number
0 1 2 3
4
8.
of cars
P(x)
0.07 0.15 0.27 0.21
0.12 0.03 0.05 0.02
(b) What is the expected number of cars in the drive-thru?
(c) What is the standard deviation? Round to 4 decimal places.
(d) What is the probability there are 3 cars in the drive-thru?
(e) What is the probability there are at least 5 cars in the drive-thru?
(f) What is the probability there are less than 2 cars in the drive-thru?
6"
Transcribed Image Text:A psu.instructure.com
Below is a partially completed probability mod
food drive-thru at any given time. Answer the questions below.
where X represents the number of cars in a fast
(a) Fill in the missing probability.
Number
0 1 2 3
4
8.
of cars
P(x)
0.07 0.15 0.27 0.21
0.12 0.03 0.05 0.02
(b) What is the expected number of cars in the drive-thru?
(c) What is the standard deviation? Round to 4 decimal places.
(d) What is the probability there are 3 cars in the drive-thru?
(e) What is the probability there are at least 5 cars in the drive-thru?
(f) What is the probability there are less than 2 cars in the drive-thru?
6
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