# Question

The television game show The Price Is Right has a game called the Shell Game. The game has four shells, and one of these four shells has a ball under it. The contestant chooses one shell. If this shell contains the ball, the contestant wins. If a contestant chooses one shell randomly, what is the probability of each of the following outcomes?

a. contestant wins

b. contestant loses

Do these probabilities add up to 1.0? If yes, why?

a. contestant wins

b. contestant loses

Do these probabilities add up to 1.0? If yes, why?

## Answer to relevant Questions

There are 1265 eligible voters in a town, and 972 of them are registered to vote. If one eligible voter is selected at random from this town, what is the probability that this voter is a. registered? b. not registered? Do ...Many colleges require students to take a placement exam to determine which math courses they are eligible to take during the first semester of their freshman year. Of the 2938 freshmen at a local state college, 214 were ...Two thousand randomly selected adults were asked whether or not they have ever shopped on the Internet. The following table gives a two-way classification of the responses. a. If one adult is selected at random from these ...There are 142 people participating in a local 5K road race. Sixty-five of these runners are female. Of the female runners, 19 are participating in their first 5K road race. Of the male runners, 28 are participating in their ...Find the joint probability of A and B for the following. a. P (A) = .36 and P (B | A) = .87 b. P (B) = .53 and P (A | B) = .22Post your question

0