Simple Probability

Front

What is Simple Probability?

Back

Simple Probability is the measure of the likelihood that a specific event will occur, expressed as a ratio of favorable outcomes to the total number of possible outcomes.

Front

How do you calculate the probability of an event?

Back

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

Front

What is the probability of spinning a green section on a spinner with 4 equal sections: 1 green, 1 red, 1 blue, 1 yellow?

Back

1/4

Front

If there are 10 green marbles, 7 red marbles, and 3 blue marbles, what is the probability of pulling a red marble?

Back

7/20

Front

What is the probability of choosing a green marble from a jar containing 3 green, 2 red, and 1 blue marble?

Back

3 out of 6.

Front

What is the probability of choosing a black hat from a collection of 6 hats: 1 black, 2 blue, 3 red?

Back

1 out of 6.

Front

What does it mean if the probability of an event is 0?

Back

It means the event cannot occur.

Front

What does it mean if the probability of an event is 1?

Back

It means the event is certain to occur.

Front

If a die is rolled, what is the probability of rolling a number greater than 4?

Back

1/3 (only 5 and 6 are greater than 4).

Front

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

Back

1/2.