Probability Experimental and Theoretical

A bag contains 20 marbles which are four differnt colors. The number of marbles of each color are shown in the table. What is the probability of choosing a red marble.

• 2/18

• 9/20

• 11/20

• 1/2

Suppose a six-sided number cube is rolled one time. What is the probability of rolling a number less than 5?

• 5/6

• 2/3

• 1

• 1/2

What is the P(not white)?

• 7/20

• 9/20

• 13/20

• 1/10

What is the P(black or yellow)?

• 2/9

• 5/20

• 2/2

• 1/5

The ________ is based on relative frequency, or what actually occurs during a probability experiment.

• Theoretical Probability

• Experimental Probability

• Independent Events

• Sample Space

What is the experimental probability of P(R,A)? Write your answer as a percent rounded to the nearest tenth. (example: 13.5)

Mathematical Equivalence

ON

When collected data is used to express probability, we call it - 

• theoretical probability

• experimental probability

• simple probability

• compound probability

What is the experimental probability of P(G,G)? Write your answer as a percent rounded to the nearest tenth. (example: 13.5)

Mathematical Equivalence

ON

Probability that is based on repeated trials of an experiment

• Fundamental Counting Principle

• theoretical probability

• experimental probability

• experiment

Experimental probability is...

• the probability of a certain event occuring

• the total outcomes of an event

• the probability based on the results of a series of trials

• the probability of how likely an event might occur