Compound Probability

Front

What is compound probability?

Back

Compound probability is the probability of two or more events happening at the same time. It is calculated by multiplying the probabilities of the individual events.

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.4

Front

How do you find the probability of independent events?

Back

For independent events, multiply the probabilities of each event occurring.

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CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.4

Front

What is the probability of picking a red pen from a box with 3 red pens, 2 green pens, and 1 blue pen?

Back

The probability is 3/6 or 1/2.

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CCSS.7.SP.C.7B

Front

What is the probability of picking a green pen after replacing a red pen?

Back

The probability is 2/6 or 1/3.

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CCSS.HSS.CP.B.7

Front

What is a compound event?

Back

A compound event consists of two or more simple events.

Front

What is the probability of picking two pears from a basket of 5 pears without replacement?

Back

The probability is 4/30 or 1/30.

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CCSS.HSS.CP.B.9

Front

What does it mean for events to be dependent?

Back

Dependent events are events where the outcome of one event affects the outcome of another.

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CCSS.HSS.CP.A.5

Front

What is the formula for finding compound probability?

Back

Multiply the probabilities of the individual events.

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.4

Front

If a spinner has 4 equal sections, what is the probability of landing on blue twice in a row?

Back

The probability is (1/4) * (1/4) = 1/16.

Front

What is the total number of outcomes when rolling a die twice?

Back

The total number of outcomes is 6 * 6 = 36.