Algebra Probability and Statistics

What is the probability of spinning a 5?

• 5/8

• 1

• 5

• 1/8

P(even number)

• 1

• 1/2

• 4

• 4/8

The weather reporter says that there is a 14% chance of rain tomorrow. What is the probability that it will not rain?

• 14%

• 50%

• 64%

• 86%

The senior spirit committee sold hot dogs, pizza, water, and soda at soccer games to raise money for the prom. 400 sales were made. They sold 200 sodas, 150 bottles of water, 158 hot dogs, and 182 pizzas. 50 students who bought hot dogs also bought sodas, and 58 students who bought pizzas also bought bottles of water. 30 students bought soda, but no food; and 46 students bought hot dogs, but no drink. What is the probability the next person that comes to the concession stand will order no food?

• 1/4

• 3/20

• 60%

• 3/15

• 3/10

What is the median of the data?

• 10

• 12

• 13

• 14

• 18

Bob flips a coin. He also spins the spinner. What is the probability that Bob flips a tails and spins a 2?

• 1/2

• 1/8

• 1/16

• 1/3

What is the probability of spinning an even number?

• 16 2/3%

• 33 1/3%

• 50%

• 75%

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

• 3/10

• 3/9

• 1/9

• 1/3

What is the interquartile range of 2nd Periods test scores?

• 12

• 9

• 15

• 80