According to data from a Calgary observatory, the mean daily counting rate for cosmic rays falls below

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According to data from a Calgary observatory, the mean daily counting rate for cosmic rays falls below 3000 about one day per month. Find the probability that in a randomly selected month, the number of days with a mean counting rate below 3000 is
Use the Poisson distribution to find the indicated probabilities.
a. 0
b. 1
c. 2
Distribution
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Elementary Statistics

ISBN: 9780321225979

3rd Canadian Edition

Authors: Mario F. Triola

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