7-1 Probability and Likelihood

Front

What is probability?

Back

Probability is a measure of how likely an event is to occur, expressed as a number between 0 (impossible) and 1 (certain).

Front

What does a probability of 0 mean?

Back

A probability of 0 means that the event is impossible and will not happen.

Front

What does a probability of 1 mean?

Back

A probability of 1 means that the event is certain to happen.

Front

What is the probability of rolling a 7 on a standard 6-sided die?

Back

0 (impossible) because a 6-sided die only has numbers 1 to 6.

Front

How do you calculate the probability of an event?

Back

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

Front

What is the probability of rolling an even number on a 6-sided die?

Back

Front

What is the probability of NOT rolling a 3 on a single die?

Back

Front

If a bag contains 3 red, 2 blue, and 4 yellow marbles, what is the probability of pulling a red marble?

Back

Front

What is the probability of selecting an orange candy from a bag that contains only orange candies?

Back

100% (certain event).

Front

What is the probability of rolling an odd number on a 6-sided die?

Back