Simple and Compound Probability

Front

What is the definition of probability?

Back

Probability is a measure of the likelihood that an event will occur, expressed as a number between 0 and 1.

Tags

CCSS.7.SP.C.5

Front

What is a simple probability?

Back

Simple probability refers to the probability of a single event occurring.

Tags

CCSS.7.SP.C.7A

Front

What is a compound probability?

Back

Compound probability refers to the probability of two or more events occurring together.

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.4

Front

How do you calculate the probability of an event?

Back

Probability = (Number of favorable outcomes) / (Total number of possible outcomes).

Tags

CCSS.7.SP.C.7A

Front

What is the probability of drawing a bluegill from a pond with 32 bluegill, 49 catfish, 27 bass, and 12 carp?

Back

Probability = 32 / (32 + 49 + 27 + 12) = 32 / 120 = 8/30.

Tags

CCSS.7.SP.C.7B

Front

If two events are independent, what does that mean?

Back

Two events are independent if the occurrence of one event does not affect the occurrence of the other.

Tags

CCSS.HSS.CP.A.5

Front

What is the total number of outcomes when rolling a die and flipping a coin?

Back

Total outcomes = 6 (for die) * 2 (for coin) = 12.

Front

What is the probability of getting a 6 on a die roll?

Back

Probability = 1/6.

Tags

CCSS.7.SP.C.7A

Front

What is the probability of getting a number less than 5 on a die roll?

Back

Probability = 4/6 = 2/3.

Tags

CCSS.7.SP.C.7B

Front

What is the probability of drawing two pears from a basket of fruits without replacement?

Back

Probability = (5/25) * (4/24) = 1/30.