A study of the home pages of fortune 500 companies reports


Question: A study of the home pages of Fortune 500 companies reports that the mean number of bad links per home page is 0.4 and the mean number of spelling errors per home page is 0.16 (N. Tamimi, M. Rajan, and R. Sebastianella, Benchmarking the Home Pages of Fortune 500 Companies, Quality Progress, July 2000). Use the Poisson distribution to find the probability that a randomly selected home page will contain

a. exactly 0 bad links.

b. 5 or more bad links.

c. exactly 0 spelling errors.

d. 10 or more spelling errors

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Basic Statistics: A study of the home pages of fortune 500 companies reports
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