at least 2 girls? at most 3 girls?

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section: Chapter Questions
Problem 14T: An unbalanced coin is weighted so that the probability of heads is 0.55. The coin is tossed ten...
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The Smith family was one of the first to come to the U.S.
They had 4 children. Assuming that the probability of a child
being a girl is .5, find the probability that the Smith family
had:
at least 2 girls?
at most 3 girls?
Transcribed Image Text:The Smith family was one of the first to come to the U.S. They had 4 children. Assuming that the probability of a child being a girl is .5, find the probability that the Smith family had: at least 2 girls? at most 3 girls?
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