Probability

Theoretical Probability is?

• What Should happen
• What does happen
• What Will Happen
• What I want to Happen

Experimental Probability is:

• What Will happen 
• What actually happens
• What should happen
• What I think Happens

Use the spinner to determine the theoretical probability of the event.

• P (purple) = 1/3

• P (purple) =1/4

• P (purple) =1/5

• P (purple) =1/6

What is the Theoretical Probability of not landing on red?

• 25%
• 50%
• 65%
• 66.7%

Dustin has a spinner that is divided into
5 equal-size sections colored red, blue, orange, white, and green. What is the probability that Dustin spins pink on the next spin?

• 0
• 0.25
• 0.5
• 0.75

Tags

CCSS.7.SP.C.5

Isidro flips a fair coin 40 times. How many times can he expect heads to appear?

• 4
• 10
• 15
• 20

Tags

CCSS.7.SP.C.6

Flavia has a bag with 8 white balls, 9 red balls, 14 green balls, and 10 orange balls. If she chooses a ball from the bag without looking, which color ball will Flavia be least likely to choose?

• white
• red
• green
• orange

Tags

CCSS.7.SP.C.5

Emma is playing a spinning game using the spinner shown. She gets one spin and needs green to win. What's probability that she will NOT win?

• .25
• .75
• .70
• 40

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

A classroom has 28 students. 11 of these students are boys. If a student is randomly chosen, what's the probability that the student will be a girl? Round

• about 57%
• about 61%
• about 39%
• about 40%

Tags

CCSS.7.SP.C.7B

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

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7