kikicelina27 kikicelina27
  • 20-03-2022
  • Mathematics
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The Jones family was one of the first to come to the U.S. They had 7 children. Assuming that the probability of a child being a girl is .5, find the probability that the Jones family had:

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Аноним Аноним
  • 20-03-2022

Answer:

Probability of at least 4 girls

= P(X >= 4)

= P(X=4) + P(X=5) + P(X=6)

= .2734 + .1641 + .0547 + .0078

= .5

Step-by-step explanation:

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