# Binomial Probability: Being Late for Work

According to a recent survey 20% of people are late for work on any given day. You are a manager of a department of 18 people. Find the probability that:

a. 3 will be late on a given day.

b. 0 will be late on a given day.

c. More than 1 person will be late on a given day

d. 2 or fewer will be late on a given day

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#### Solution Preview

P(r ) = nCr * p^r (1-p)^(n-r)

Probability 20%

Sample Size 18

1) P = 3

...

#### Solution Summary

This solution shows how to calculates the probability of someone being late for work.

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