Fewer than 30 individuals

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Reference no: EM13155465

How often do you watch movies at home ? A USA Today snapshot found that about 7 in 10 adults say they watch movies at home at least one a week. Suppose a random sample of n = 50 adults are polled and asked if they had watched a movie at home this week. Let us assume that p = 0.7 is, in fact, correct. What are the probabilities for the following events ?

a) Fewer than 30 individuals watched a movie at home this week ?
b) More than 42 individuals watched a movie at home this week ?
c) Fewer than 10 individuals did NOT watch a movie at home this week ?

Reference no: EM13155465

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