Probability

How many total outfit options are represented?

• 12
• 22
• 3

How many outcomes are there with tossing a coin and rolling a dice?

• 2
• 6
• 12
• 24

Which of the following situations is represented by this tree diagram?

• 3 shirt options, 6 pants options, and 12 shoe options
• 3 shirt options, 2 pants options, and 2 shoe options
• 2 shirt options, 3 pants options, and 1 shoe option

The cafeteria is serving three kinds of sandwiches:  tuna (T), chicken, (C), and peanut butter (P).  They are also serving a choice of two drinks:  milk (M) or water (W).  Which shows the CORRECT Sample Space List of possible combinations?

• TW, CW, PW
• TW, TM, TC, CW, PW
• TW, TM, CW, CM, PW, PM
• TCP, MW

Tree Diagram

• A written list of all possible outcomes
• A description of all possible outcomes
• A drawing with branches of all possible outcomes

• Answer Choice A
• Answer Choice B
• Answer Choice C
• Answer Choice D

What is sample space?

• a process with an uncertain result

• a possible result of an action

• a list of all possible outcomes of an event

• a single outcome or group of outcomes

Action: spin the spinner.

What is the sample space?

• 1, 2, 3, 4, 5, 6

• 2, 4, 6, 8, 11, 15

• 2, 4, 6, 8, 11

• 2, 2, 4, 4, 6, 6

What is the probability of spinning a 2 on the spinner?

• 1/2

• 1/3

• 1/8

• 1/4

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

• 5/11

• 5/6

• 1/3

• 5