1. A standard deck of cards contains 52 cards. One card is selected from the deck.

(a)	Compute the probability of randomly selecting a king or eight.
(b)	Compute the probability of randomly selecting a king or eight or nine.
(c)	Compute the probability of randomly selecting a nine or club.

2. You roll a six-sided die. Find the probability of each of the following scenarios.(a) Rolling a 4 or a number greater than 3(b) Rolling a number less than 5 or an even number(c) Rolling a 6 or an odd number

3.The table below shows the results of a survey that asked 2866

people whether they are involved in any type of charity work. A person is selected at random from the sample. Complete parts (a) through (d).

	Frequently	Occasionally	Not at all	Total
Male	223	452	798	1473
Female	206	440	747	1393
Total	429	892	1545	2866

a) Find the probability that the person is frequently or occasionally involved in charity work.P(beingfrequentlyinvolvedorbeingoccasionallyinvolved)=enter your response here

4. When you calculate the number of permutations of n distinct objects taken r at a time, what are you counting?

Choose the correct answer below.

A.

The number of distinguishable ordered arrangements ofn objects taken r at a time.

B.

The number of arrangements without regard to order ofn objects taken r at a time.

C.

The number of distingushable arrangements without regard to order ofn objects taken r at a time.

D.

The number of ordered arrangements ofn objects taken r at a time.

5. When you calculate the number of combinations of r objects taken from a group of n objects what are you counting? Give an example.

Homework:Chapter 3 Homework

Question 44, 3.4.2

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Part 1

When you calculate the number of combinations of r objects taken from a group of n objects what are you counting? Give an example.

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Part 1

Choose the correct answer below.

A.

You are counting the number of ways to select r of the n objects without regard to order. An example of a combination is the number of ways a group of people can be assigned to seats in the front row of a theater.

B.

You are counting the number of ways to select r of the n objects with regard to order. An example of a combination is the number of ways a group of people can be assigned to seats in the front row of a theater.

C.

You are counting the number of ways to select r of the n objects with regard to order. An example of a combination is the number of ways a group of teams can be selected for a tournament.

D.

You are counting the number of ways to select r of the n objects without regard to order. An example of a combination is the number of ways a group of teams can be selected for a tournament.

6. Determine whether the statement below is true or false. If it is false, rewrite it as a true statement.7C5=7C2

7. How many different 10-letter words (real or imaginary) can be formed from the following letters? Q F B N H J F W G A