Probability and Statistics

A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?

• 5/6
• 1/2
• 1/3
• 1/6

The chart below represents the number of marbles in a jar.
P(green) = 

• 5/19
• 10/28
• 5/14

What is the probability of selecting an orange candy?

• 0%
• 25%
• 50%
• 100%

A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. What is the probability of drawing a lemon?

• 3
• 1/10
• 3/10
• 30%

P(not A) = 
*Remember to simplify.*

• 6/8
• 3/4
• 2/8
• 1/4

Rolling a 15 on a number cube is 

• Impossible
• Certain
• Unlikely
• Equally Likely

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”?

• 2/7

• 5/49

• 5/7

• 10/49

A set of all possible outcomes is known as - 

• a list
• a complement
• a sample space
• an event

Find the probability of rolling a 7 on a single die.

• 1/6
• 7/6
• 0
• 7/7

What is the mean of this set of data?

2, 15, 7

• 24

• 3

• 6

• 8