A local county has an unemployment rate of 7.9%. A random sample of 19 employable people are picked at random from the county and are asked if they are employed. The distribution is a binomial. Round answers to 4 decimal places. a) Find the probability that exactly 5 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 3 in the sample are unemployed.  d) Find the probability that there are at most 4 in the sample are unemployed.

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Q: E(X)=?

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.