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