Probability

Probability

Multiple Choice

Theoretical Probability is?

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

Multiple Choice

Relative Frequency is:

• What Will happen

• What actually happens

• What should happen

• What I think Happens

Multiple Choice

A regular 6-sided die is to be rolled one time. What is the probability that the number 5 is rolled?

• 1/5

• 5/6

• 1/6

• 6/5

Multiple Choice

A regular 6-sided die is to be rolled once. What is the probability that a number less than 3 is rolled?

• 1/3

• 1/6

• 1/2

• 2/3

Multiple Choice

There are 3 red marbles, 4 blue marbles, 2 green marbles, and 6 clear marbles in a burlap bag. One marble is randomly pulled from the bag. What is the probability the marble was green?

• 1/2

• 1/7

• 2/15

• 2/17

Multiple Choice

A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?

• 5/6
• 1/2
• 1/3
• 1/6

Fill in the Blanks

Multiple Choice

These 12 shapes are put into a bag.  If you reach into the bag 60 times, replacing the shape after each time, predict how many times you would pull out a circle.

• 15 times
• 20 times
• 25 times
• 30 times

Multiple Choice

100 second graders were asked to do a book report about one of these four zoo animals.  The number of students who chose each animal is shown in the table.  If 250 second graders had to choose of of the four animals, predict how many would choose to write about a giraffe.

• 60 students
• 50 students
• 40 students
• 30 students

Fill in the Blanks