Solution-Sample of eight households

Sample of eight households

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It is reported that 21% of American households use a cell phone exclusively for their telephone service. In a sample of eight households, find the probability that:

a. No household uses a cell phone as their exclusive telephone service. (Round your answer to 4 decimal places.)

b. Exactly 2 households exclusively use a cell phone for telephone service. (Round your answer to 4 decimal places.)

c. Find the mean number of households exclusively using cell phones. (Round your answer to 4 decimal places.)

Reference no: EM131066655

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Sample of eight households

Reference no: EM131066655

Reference no: EM131066655

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