Binomial probability distribution

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Three coins are tosses 150 times and the number of times that 2 heads comes up is noted.

a.) Can the normal approximation to the binomial probability distribution be used?

b.) Calculate the probability that 2 heads came up less than 40 times, using the normal approximation

c.) Determine the probability that 2 heads came up more than 60 times, using the normal approximation

Reference no: EM131936081

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