Practice Probability

What is the probability of spinning a 2 on the spinner?

• 1/2

• 1/3

• 1/8

• 1/4

What is the probability the spinner stops on yellow?

• .075

• 50%

• 25%

• 3/8

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”? 

• 2/7
• 5/49
• 5/7
• 10/49

A box has 3 limes, 5 grapes, and 2 oranges.

P (not lime)

• 3/10

• 30%

• 7/10

• Answer Not Here

Experimental Probability is:

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

Theoretical Probability is?

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

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

• 1/2
• 1/3
• 1/4
• Never, Tails never fails.

Clare picks a marble at random, puts it back, and then picks another marble at random.

• Dependent
• Independent

Pablo chooses a colored marble from a mixed bag and writes down the color. Pablo leaves it out and then draws another.

• Independent
• Dependent

Christopher picks a marble at random. Without putting the first marble back, he picks a second marble at random.

• Independent 
• Dependent