A local county has an unemployment rate of 4.1%. A random sample

of 20 employable people are picked at random from the county and

are asked if they are employed. Round answers to 4 decimal

places.

a) Find the probability that exactly 4 in the sample are

unemployed.

b) Find the probability that there are fewer than 4 in the

sample are unemployed.

c) Find the probability that there are more than 1 in the sample

are unemployed.

d) Find the probability that there are at most 4 in the sample

are unemployed.

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