3-10.A family has five kids. What is the probability that they consist of at least one...

Question

Question

3-10.A family has five kids. What is the probability that they consist of at least one female?

3-11.A family has five kids. What is the probability that the first and last born are male?

I know the answers are e and a. please show why

Answer 1

Answer #1

3-10) The probability that they consist of at least one female

= 1 - P(they consist of no female)

= 1 - P(all family has male kids)

ans-> e) none of these choices

Answer 2

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