Sample Space and Simple Events

Math STAAR Review

7.6(A) represent sample spaces for simple and compound events using lists and tree diagrams 
7.6(E) find the probabilities of a simple event and its complement and describe the relationship between the two 

Multiple Choice

What is a tree diagram?

• A diagram that starts with putting a seed in the ground

• Apple Tree

• Another way to show all possible outcomes

• Christmas Tree

Multiple Choice

What is a Sample Space?

• A list of all possible outcomes

• The number of times a coin lands on heads

• The number of hearts in a deck of cards

• Undefined

Multiple Choice

• F

• G

• H

• J

Multiple Choice

How many total outfit options are represented?

• 12
• 22
• 3

Multiple Choice

• A

• B

• C

• D

Multiple Choice

How many possible outcomes are there if you flip 3 coins?

• 16

• 4

• 2

• 8

Multiple Choice

In your closet you have 3 shirts, 4 pair of pants, and 2 pair of shoes? How many different outfits can you make?

• 9

• 24

• 12

• 8

Multiple Choice

How many total outfit options are represented?

• 12
• 22
• 3

Multiple Choice

Which shows the sample space for flipping two coins?

• H, T
• HH, HT, TH, TT
• HH, TT
• Dime, Nickel

Multiple Choice

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 complete set of possible combinations?

• TW, CW, PW

• TW, TM, TC, CW, PW

• TM, TW, CM, CW, PM, PW

• TCP, MW

Multiple Choice

What is the total number of outcomes for picking a cat or dog and choosing the colors black, brown or spotted?

• 2
• 4
• 6
• 8

Multiple Choice

Jason can choose 1 pair of pants and one shirt to wear today. Here are his choices. Which tree diagram shows all of the combinations that Jason can choose from?

Multiple Choice

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

Multiple Choice

Jason can choose 1 pair of pants and one shirt to wear today. His choices are represented in the tree diagram. How many total possible outcomes can Jason choose from?

• 9

• 3

• 12

• 27

Multiple Choice

What is the probability of landing on the color blue on the spinner?

• 3/3
• 1

• 3/12 or 1/4
• 3/9 or 1/3

Multiple Choice

What is the probability of the spinner landing on red?

• 5/12
• 7/12

• 5/5
• 5/10 or 1/2

Multiple Choice

A bag has 3 red marbles, 2 blue and 4 green and 1 yellow. What is the theoretical probability of pulling a red?

• 3/10

• 3/9

• 1/10

• 1/9

Multiple Choice

The spinner shown is spun. 
Find P(number less than 6).

• ⁶/₈ or 75%
• ¹/₈ or 12.5%
• ⁵/₈ or 62.5%
• ³/₈ or 37.5%

Multiple Choice

What is the complement to $$\frac{2}{5}$$  ?

• 1/5

• 2/5

• 3/5

• 5/5

Multiple Choice

The chart shows the number of times a marble was selected randomly from a bag.  What is the probability that the marble selected is NOT green or blue?

• 21/38
• 10/28
• 5/14
• 17/38

Multiple Choice

Mrs. Vasquez has a box of marbles containing 6 pink and 9 purple.  If a student reaches in the box and removes one bead, which expression represents the probability of NOT removing a purple marble?

• 1 - (6/15)
• 1 +(6/15)
• 1 - (9/15)
• 1 + (9/15)