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According to Neilsen Media Research, 20% of all televisions were tuned to Seinfeld when it was...

According to Neilsen Media Research, 20% of all televisions were tuned to Seinfeld when it was televised. Assume that is show is being broadcast and you select 10 T.V.'s at random

a) What is the probability that exactly 2 T.V.'s will be tuned to Seinfeld

b) What is the expected value (mean) of this distribution

math   Statistics-And-Probability   
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