Question

Asked Oct 10, 2019

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One professor grades homework by randomly choosing 5 out of 14 homework problems to grade.

(a) How many different groups of 5 problems can be chosen from the 14 problems?

groups

(b) Probability extension: Jerry did only 5 problems of one assignment. What is the probability that the problems he did comprised the group that was selected to be graded? (Round your answer to four decimal places.)

Step 1

(a)

The different groups of 5 problems can be chosen from the 14 problems ...

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