Question:According to a Department of Labor report, the city of
Lancaster had a 20% unemployment rate...
Question
According to a Department of Labor report, the city of
Lancaster had a 20% unemployment rate...
According to a Department of Labor report, the city of
Lancaster had a 20% unemployment rate in May of last year. Eight
working-age residents were chosen at random. Use Excel functions to
compute the probabilities. Write the Excel function you used in
your solution.
What is the probability that exactly one of the residents was
unemployed?
What is the probability that at least two of the residents were
unemployed?
What is the probability that exactly four residents were
unemployed?
What was the expected number of unemployed residents, when
eight working-age residents were randomly selected? What is the
standard deviation?