# Poisson Distribution of Data Entry Mistakes

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2. Mistakes made by data entry clerks follows a Poisson distribution with a mean 0.8 per hour. You just gave someone applying for your data entry vacancy an hours worth of data entry material. Answer the following questions.

A) What is the probability they will not make any mistakes?

B) What is the probability they will make at least three mistakes?

C) What is the probability they will make less than or equal to two mistakes?

D) Questions B and C are ______________________ .

E) What is the probability they will not make as many as 4 mistakes?

Thanks.

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#### Solution Summary

This solution provides the correct answers to 5 probability questions regarding Poisson distribution.

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