What is the expected number that live in poverty

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Reference no: EM131174820

According to a government study,15% of all children live in a household that has an income below the poverty level. If a random sample of 20 children is selected:

a) what is the probability that 5 or more live in poverty?

b) what is the probability that 4 live in poverty?

c) what is the expected number (mean) that live in poverty?

Reference no: EM131174820

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