Question 1 of 10 A parentteacher committee teacher committee

Question 1 of 10 A parent-teacher committee teacher committee consisting of 4 people is to be formed from 15 parents and5 teachers. Find the probability selection teachers. Find the probabilitry that the committe will onsist of these people. (Assume that the that the committee will consist of these people. (Assume that the will be random.) Use a graphing calculator and round the answers to six decimal places. Part 1 All teachers. Pall teachers)- Part 2 2 teachers and 2 parents. P (2 teachers and 2 parents) - Part 3 All parents P (all parents)-[ Question 2 of 10 Find the probability of getting 10 face cards (king, queen, or jack) when 10 cards are drawn fronm a deck without replacement. Use a graphing calculator and round the answer to the six decimal places. The probability of getting 10 face cards when 10 cards are drawn isD Question 3 of 10 107th Congress is 53 Republicans, 43 Democrats, and 4 The composition of the Senate of the Independ If 3 Senators are selected at random to head the committee, find the probability of the following. Uise a graphing calculator and round the answers to six decimal places. ents. A new committee is being formed to study ways to benefit the arts in education. following. Use a graphing calculator and round the answers to six

Solution

Probaiblity all teachers=5C4=5

Probability of 2 teacher and 2 parents=15C2*5C2=105*10=1050

Probability of all parents= 15C4=1365