Suppose the probability of a major earthquake on a given day is 1 out of 20,000. Complete parts a and b below. ​a) What's the expected number of major earthquakes in the next 1000 ​days? The expected number of major earthquakes is______________   ​b) Use the Poisson model to approximate the probability that there will be at least one major earthquake in the next 1000 days. The probability

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section9.3: Binomial Probability
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Suppose the probability of a major earthquake on a given day is 1 out of 20,000.

Complete parts a and b below.

​a) What's the expected number of major earthquakes in the next 1000 ​days?
The expected number of major earthquakes is______________
 
​b) Use the Poisson model to approximate the probability that there will be at least one major earthquake in the next 1000 days. The probability is______________
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