Simplify, please: $\frac{12!}{8!4!}$

Pamela Meyer
2021-12-10
Answered

Simplify, please: $\frac{12!}{8!4!}$

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Jacob Homer

Answered 2021-12-11
Author has **41** answers

Jack Maxson

Answered 2021-12-12
Author has **25** answers

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At a certain college, 6% of all students come from outside the United States. Incoming students there are assigned at random to freshman dorms, where students live in residential clusters of 40 freshmen sharing a common lounge area. How many international students would you expect to find in a typical cluster? With what standard deviation?

asked 2021-09-20

1. Use the appropriate table to solve this problem: 30% of hedgehog owners choose fresh food to feed their pets (the rest chooses dried cat food).

If 8 hedgehog owners are chosen at random, what is the probability that at most 2 of them feed their pets fresh food?

Fill in the following list:$n=p=$

Then work the problem:

(give the answer to four decimal places)

If 8 hedgehog owners are chosen at random, what is the probability that at most 2 of them feed their pets fresh food?

Fill in the following list:

Then work the problem:

(give the answer to four decimal places)

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P(x = 2) =…

asked 2021-12-17

Beth is taking an eleven-question multiple-choice test for which each question has three answer choices, only one of which is correct. Beth decides on answers by rolling a fair die and marking the first answer choice if the die shows 1 or 2, the second if the die shows 3 or 4, and the third if the die shows 5 or 6. Find the probability of the stated event.

exactly

four

correct answers

exactly

four

correct answers