Probability Quiz

How many possible outcomes are there when you roll a die?

• 5

• 6

• 7

• 8

What are the possible outcomes of tossing 2 coins at the same time?

• HH, TT, HT, TH

• H, T,H,T

• HH,TT

• HT,TT,HH

Suppose you can choose from 3 different shirts, 2 pairs of pants, and 4 pairs of shoes. How many different outfit combinations of a shirt, pant, and pair of shoes you can make?

• 9

• 10

• 24

• 32

What is the probability of getting day of the week that starts with letter "T"?

• 1/7

• 2/7

• 3/7

• 4/7

On a 6-sided die, which is more likely?

• Rolling an odd number
• Rolling an even number
• They are both equally likely.

Tags

CCSS.7.SP.C.5

P(not A) = 
*Remember to simplify.*

• 6/8
• 3/4
• 2/8
• 1/4

Tags

CCSS.7.SP.C.7B

P(C or E) = 
*Remember to simplify.*

• 2/8
• 1/4
• 4/8
• 1/2

The cafeteria has 2 choices of salads, 3 choices of entrees, and 2 choices of beverages. How many meal combinations are available if you choose one of each and why?

• 7 because 2 + 3 + 2

• 12 because 2(3)(2)

P(2 then 5) = 
*Hint: This is a compound event! To find the probability of a compound event, MULTIPLY the probability of each simple event.

• 1/6
• 1/12
• 1/36
• 2/12

Jim has 2 blue, 2 green, and 2 black socks. He picks out 2 socks, one after another. Determine the probability of him getting a matching pair of blue socks. Are these independent or dependent events?

• 1/15, independent
• 1/9, dependent
• 1/9, independent
• 1/15, dependent