According to the irs approx 80 of taxpaters filed, Ask an Expert

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According to the IRS, approx. 80% of taxpaters filed electorincally in 2012. For 15 randomly selected 2012 taxpayers, answer the following:

a) Find the probability that 7 or 8 of them filed electronically

Find the following:

b) The expected number who filed electronically in this group of 15 taxpayers. That is, fidn the mean of this distribution.

c) The standard deviation of this distrubiton

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91020252

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