Probability Pre-Assessment

What is probability?

• The chance that some event will occur

• A game you can play at a casino

• A guarantee that something will happen

How many sides does a standard die have?

(a)  

A fair die is rolled once. What is the probability of rolling a 5?

• 1/5

• 1/6

• 5/6

• 1

A fair die is rolled once. What is the probability of rolling an even number?

• 1/2

• 1/3

• 1/6

• 3

If a coin is flipped 10 times, it should theoretically land on tails (a)   times.

If a coin is flipped 10 times, it will actually land on tails _____ times.

• more than 5 times

• exactly 5 times

• less than 5 times

• impossible to say

A coin is flipped four times with these results: heads, heads, tails, heads

What is the probability that the coin will land on heads on the fifth roll?

Enter your answer as a decimal.

(a)  

A coin is flipped and a die is thrown. What is the probability that the coin lands on heads and the die lands on 5?

• 1/12

• 1/8

• 2/3

• 1/2

• 1/6

If the probability of rain tomorrow is 0.3, what is the probability that it does not rain tomorrow?

Enter your answer as a decimal.

(a)  

How many cards are there in a standard deck of cards, not including jokers?

(a)