Mathematics, 02.04.2020 21:23 PrincesssOfficial
The probability is 0.45 that a traffic fatality involves an intoxicated or alcohol-impaired driver or nonoccupant. In ten traffic fatalities, fine the probability that the number, Y, which involve an intoxicated or alcohol-impaired driver or nonoccupant is
a. exactly three; =
at least three; =
at most three =
b. between two and four, inclusive
c. find and interpet the mean of the random variable Y
d. obtain the stand deviation of y
Answers: 1
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The probability is 0.45 that a traffic fatality involves an intoxicated or alcohol-impaired driver o...
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