2 Points] DETAILS PREVIOUS ANSWERS BBBASICSTAT8ACC 5.3.026.MI. MY NOTES ASK YOUR TEACHER professor grades homework by randomly choosing 5 out of 10 homework problems to grade. a) How many different groups of 5 problems can be chosen from the 10 problems? (Enter an exact number.) X 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? (E answer to four decimal places.) c) Silvia did 7 problems. How many different groups of 5 did she complete? (Entepan exact number.) groups What is the probability that one of the groups of 5 she completed comprised the group selected to be graded? (Enter a number. Round your answer to four decimal places.) eed Help? Read It bmit Answer Submit Assignment Save Assignment Progress