Probability Quiz Practice

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

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

• 4
• 10
• 15
• 20

Find the theoretical probability of NOT landing on yellow if you spin the spinner.

• 1/8
• 7/8
• 1
• 7

Find the theoretical probability of landing on black if you spin the spinner.

• 0%
• 100%
• 50%
• 25%

What is the theoretical probability of picking a vowel from the letters A, B, C, D, and E?

• 2/5
• 2/3
• 1/5
• 25%

Find the experimental probability:
Roll dice:  1, 3, 3, 4, 4
P(1) = 

• 3/5
• 1/6
• 2/5
• 1/5

Experimental Probability is:

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

  Which of the following describes theoretical probability?

• a.  Perform an experiment to determine the probability
• a.      Determining the expected probability of an event
• a.  Perform a simulation and count the number of possible outcomes
• a.  Use trials to count the number of desired outcomes

In a cup are the numbers 1 - 20. Find the theoretical probability of 
picking an even number. 

• 10/20
• 1/2
• 1/20
• 20/20

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