#### Answer

.9375

#### Work Step by Step

The probability of each given child being a girl is .5. Thus, the probability of all girls is:
$$.5^4 =.0625$$
So, the probability of at least one boy is:
$$1-.0625 = .9375$$

Published by
Cengage Learning

ISBN 10:
9781337271172

ISBN 13:
978-1-33727-117-2

.9375

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