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Jean is visiting her grandparents for 7 days, she's arranging a lunch with friends. If she picks a day at random there is a 30% chance all her friends will be available to …

Jean is visiting her grandparents for 7 days, she's arranging a lunch with friends. If she picks a day at random there is a 30% chance all her friends will be available to …
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Jean is visiting her grandparents for 7 days, she's arranging a lunch with friends. If she picks a day at random there is a 30% chance all her friends will be available to meet... What is the probability that all her friends are available to meet for lunch on 4 different days?

9.7%
22.7%
2.3%

User Maxinne
by
8.4k points

1 Answer

1 vote
Its been a slight while since I have done probibility, but from what I remember, I came op with the answer of a 2.3% probability that all of her friends would be able to come to the lunch she plans on the 4 different days.
User Joey Schluchter
by
8.3k points
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