A committee of 3 members is selected from a club made up of 3 junior members and 4 senior members. What is the expected number of juniors in the committee?…
Category: probability
Problem 1022
Determine whether the following involves a permutation or combination. A medical researcher needs 55 people to test the effectiveness of an experimental drug. If 300 people have volunteered for the…
Problem 1021
Evaluate the expression. 12P5. Solution:- To solve this problem you need to use the following formula. nPr = 12P5 = Notice that if 12! And 7! Were expanded…
Problem 1020
There are 4 performers who will present their comedy acts this weekend at a comedy club. One of the performers insists on being the last stand-up comic of the evening.…
Problem 1019
A restaurant offers the following limited lunch menu. Main Courses – Turkey, Ham, Duck, Shrimp, Ribs, Quiche Vegetables – Peas, Squash, Cauliflower, Corn Beverages – Coffee, Soda Desserts –…
Problem 847
A card is drawn at random from a standard 52-card deck. Events G and H are G = the drawn card is black H = the drawn card is divisible…
Problem 846
A single card is drawn from a standard 52-card deck. Calculate the probability and odds for the following event. A jack or diamond is drawn. What is the probability that…
Problem 845
Compute the odds against obtaining a number less than 5 in a single roll of a die. Solution:- The odds against are 1 to 2.
Problem 844
An experiment consists of dealing 5 cards from a standard 52-card deck. What is the probability of being dealt a 10, jack, queen, king, ace, all in the same…
Problem 843
An experiment consists of tossing 5 fair (not weighted) coins, except one of the 5 coins has a head on both sides. Compute the probability of obtaining exactly 1 head.…
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