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?

(b) 1/792

Step-by-step explanation:

The complete question is;

Counting: Grading One professor grades homework by randomly choosing 5 out of 12 homework problems to grade.

(a) How many different groups of 5 problems can be chosen from the 12

problems?

(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?

In (a)

Apply the formula

where n=12 and r=5

substitute values

In (b)

If Jerry did only 5 problems of one assignment then the probability  will be

a ruler? idk

step-by-step explanation:

step-by-step explanation: