# Question

Suppose that an ordinary deck of 52 cards is shuffled and the cards are then turned over one at a time until the first ace appears. Given that the first ace is the 20th card to appear, what is the conditional probability that the card following it is the

(a) Ace of spades?

(b) Two of clubs?

(a) Ace of spades?

(b) Two of clubs?

## Answer to relevant Questions

There are 15 tennis balls in a box, of which 9 have not previously been used. Three of the balls are randomly chosen, played with, and then returned to the box. Later, another 3 balls are randomly chosen from the box. Find ...Stores A, B, and C have 50, 75, and 100 employees, respectively, and 50, 60, and 70 percent of them respectively are women. Resignations are equally likely among all employees, regardless of sex. One woman employee resigns. ...Suppose we have 10 coins such that if the ith coin is flipped, heads will appear with probability i/10, i = 1, 2, . . . , 10. When one of the coins is randomly selected and flipped, it shows heads. What is the conditional ...A parallel system functions whenever at least one of its components works. Consider a parallel system of n components, and suppose that each component works independently with probability 1/2. Find the conditional ...A true–false question is to be posed to a husband-and-wife team on a quiz show. Both the husband and the wife will independently give the correct answer with probability p. Which of the following is a better strategy for ...Post your question

0