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Suppose that a telemarketer calls a random sample of 12 households in a community in the night that 80% of the households have someone at home. Find the probability that the person doing the calling finds someone at home in exactly 10 households.

a) 10.0%
b) 28.3%
c) 80.0%

Find the mean of the above distribution.

a) 8.0 households
b) 9.6 households
c) 10.0 households

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