Simple Probability Flashcard

Front

What is probability?

Back

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

Front

What is the probability of an event that is certain to happen?

Back

The probability of an event that is certain to happen is 1.

Front

What is the probability of an event that is impossible?

Back

The probability of an event that is impossible is 0.

Front

How do you calculate the probability of an event?

Back

Probability is calculated by dividing the number of favorable outcomes by the total number of possible outcomes.

Front

If you have 2 red balls and 3 blue balls, what is the total number of balls?

Back

The total number of balls is 5.

Front

If you have a bag with 2 red balls and 3 blue balls, what is the probability of picking a blue ball?

Back

Front

What is the probability of flipping a coin and it landing on tails?

Back

Front

If there are 8 blue, 7 red, and 5 green marbles in a bag, how many marbles are there in total?

Back

There are 20 marbles in total.

Front

If you have a jar with 10 cookies, 3 of which are chocolate chip, what is the probability of picking a non-chocolate chip cookie?

Back

Front

What is the probability of rolling a number greater than 4 on a standard six-sided die?

Back