Theoretical Probability

Front

What is Theoretical Probability?

Back

The ratio of favorable outcomes to the total number of possible outcomes.

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CCSS.HSS.MD.A.3

CCSS.HSS.MD.A.4

Front

How do you calculate the theoretical probability of an event?

Back

Divide the number of favorable outcomes by the total number of possible outcomes.

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CCSS.7.SP.C.7A

Front

If a spinner has 8 equal sections, and 3 of them are orange or red, what is the theoretical probability of landing on orange or red?

Back

3/8

Tags

CCSS.7.SP.C.7B

Front

What is the total number of possible outcomes when spinning a spinner with 4 equal sections?

Back

4

Front

What is the theoretical probability of rolling an 8 on a standard number cube (1-6)?

Back

0, because an 8 is not a possible outcome.

Tags

CCSS.7.SP.C.7B

Front

In a set of numbers from 1 to 20, how many numbers are divisible by 5?

Back

There are 4 numbers (5, 10, 15, 20) that are divisible by 5.

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CCSS.4.OA.B.4

Front

What is the theoretical probability of picking a number divisible by 5 from 1 to 20?

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1/5, because there are 4 favorable outcomes out of 20 possible outcomes.

Tags

CCSS.7.SP.C.7B

Front

What is an example of a favorable outcome in a probability experiment?

Back

A favorable outcome is any outcome that satisfies the condition of the event being measured.

Front

If a spinner has 4 colors, what is the probability of landing on any one specific color?

Back

1/4, since there are 4 equal sections.

Tags

CCSS.7.SP.C.7A

Front

What does it mean if an event has a theoretical probability of 1?

Back

It means the event is certain to occur.

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CCSS.7.SP.C.5