NW 4.71 AIRLINE FATALITIES. Over the past 10 years, US airlines average about 1 fatality per month (US Department of Transportation, National Transportation Statistics: 2019). Assume that the probability distribution for x, the number of fatalities per month, can be approximated by a Poisson probability distribution. a. What is the probability that no fatalities will occur during any given month? b. What is the probability that one fatality will occur during a month? c. Find E(x) and the standard deviation of X.

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NW 4.71 AIRLINE FATALITIES. Over the past
10 years, US airlines average about 1 fatality per
month (US Department of Transportation,
National Transportation Statistics: 2019). Assume
that the probability distribution for x, the number
of fatalities per month, can be approximated by a
Poisson probability distribution.
a. What is the probability that no fatalities
will occur during any given month?
b. What is the probability that one fatality
will occur during a month?
c. Find E(x) and the standard deviation of
X.
A
Nyu
Transcribed Image Text:NW 4.71 AIRLINE FATALITIES. Over the past 10 years, US airlines average about 1 fatality per month (US Department of Transportation, National Transportation Statistics: 2019). Assume that the probability distribution for x, the number of fatalities per month, can be approximated by a Poisson probability distribution. a. What is the probability that no fatalities will occur during any given month? b. What is the probability that one fatality will occur during a month? c. Find E(x) and the standard deviation of X. A Nyu
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