May is tornado season in Oklahoma. According to the National Weather Service, the rate of tornados in
Question:
May is tornado season in Oklahoma. According to the National Weather Service, the rate of tornados in Oklahoma in May is 21.7 per month, based on data from 1950 to the present. Assume tornados follow a Poisson process.
(a) What is the probability that next May there will be more than 25 tornados?
(b) What is the probability that the 10th tornado in May occurs before May 15?
(c) What is the expectation and standard deviation for the number of tornados during 7 days in May?
(d) What is the expected number of days between tornados in May? What is the standard deviation?
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Let time units be days so 21731 07 a The desired probability is PN 31 25 1 PN 31 2...View the full answer
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