Question

1. Suppose the two jokers are left in a standard deck of cards. One of the jokers is red, and the other is black. A single card is drawn from the deck of 54 cards. Determine the probability of drawing:

1. One of the jokers

2. The red joker

3. A queen

4. Any black card

5. Any card less than 10 (an ace has a value of one)

6. The red joker or a red ace

2. Each of the letters for the word STATISTICS is printed on the same-sized pieces of paper and placed in hat. The hat is shaken and one piece of paper is drawn.

1. What is the probability a letter “I” is selected?

2. What is the probability a letter “S” is selected?

3. What is the probability a VOWEL is selected?

3. Three coins are tossed at the same time. Find the probability that:

1. All heads come up

2. At least one tail comes up

3. Exactly 2 come up heads

4. You are dialing a friend’s cell phone number (7 digits), but can’t remember the last digit. If you guess at the final digit, what is the probability that you dialed the number correctly?

5. Find the probability that, when you draw a single card from a well-shuffled standard deck of 52 playing cards:

1. you choose a 9 or 10

2. you choose an ace or a club

Answer 1