Simple Probability

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 formula for calculating probability?

Back

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

Front

What is the probability of rolling a 3 on a standard six-sided die?

Back

1 out of 6

Front

If there are 4 red balls and 6 blue balls, what is the probability of choosing a red ball?

Back

4 out of 10 or 2 out of 5

Front

What does it mean if an event has a probability of 0?

Back

It means the event is impossible and will not occur.

Front

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

Back

It means the event is certain and will definitely occur.

Front

What is the probability of flipping a coin and getting tails?

Back

1 out of 2

Front

If a bag contains 3 green, 2 red, and 5 blue marbles, what is the probability of choosing a green marble?

Back

3 out of 10

Front

What is the probability of drawing a heart from a standard deck of cards?

Back

13 out of 52 or 1 out of 4

Front

What is an example of a certain event?

Back

The sun will rise tomorrow.