Chapter 12: Probability

 $P\left(2\ or\ 4\right)=$  

• 1/6

• 1/3

• 1/2

• 5/6

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

• 0%

• 100%

• 50%

• 25%

A bag has 3 red marbles, 2 blue and 4 green, and 1 yellow. What is the probability of pulling a red marble?

• $\frac{3}{10}$

• $\frac{3}{9}$

• $\frac{1}{9}$

• $\frac{1}{10}$

You have a standard deck of 52 cards. If a card is randomly selected, find  $P\left(queen\right)$  .

•  $\frac{1}{2}$  

•  $\frac{1}{13}$  

•  $\frac{7}{13}$  

•  $\frac{12}{52}$  

Experimental probability is...

• what will happen

• what actually happens

• what should happen

• what I think happens

What is the probability of flipping a coin and getting heads?

• $\frac{1}{2}$

• $\frac{1}{3}$

• $\frac{1}{4}$

• Never, tails never fails.

Rolling a 15 on a number cube is...

• Impossible

• Certain

• Unlikely

• Equally Likely

Theoretical probability is...

• what will happen

• what actually happens

• what should happen

• what I think happens

 $P\left(2\ and\ 4\right)=$ 

• 1/6

• 1/3

• 0

• 5/6

 $P\left(odd\ number\right)=$ 

• 1/6

• 1/3

• 0

• 1/2