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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 …
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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 …
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Oct 17, 2017
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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%
Mathematics
high-school
Maxinne
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Maxinne
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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.
Joey Schluchter
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Oct 23, 2017
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Joey Schluchter
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