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Use the probability distribution to find a) standard deviation b) expected value of the probability distribution and c) interpret the results.

Use the probability distribution to find a) standard deviation b) expected value of the probability distribution and c) interpret the results.

Algebra and Trigonometry (MindTap Course List)
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter14: Counting And Probability
Section14.4: Expected Value
Problem 24E
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Use the probability distribution to find a) standard deviation b) expected value of the probability distribution and c) interpret the results.
911 Calls A 911 service center recorded the number of calls received per hour. The number of calls per hour for one week can be approximated by the following probability distribution. 0 1 5| 6 2 3 4 7 P(x) 0.01 0.10 0.26 0.33 0.18 0.06 0.03 0.03
Transcribed Image Text:911 Calls A 911 service center recorded the number of calls received per hour. The number of calls per hour for one week can be approximated by the following probability distribution. 0 1 5| 6 2 3 4 7 P(x) 0.01 0.10 0.26 0.33 0.18 0.06 0.03 0.03
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