basic 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 does a probability of 0 mean?

Back

A probability of 0 means that the event cannot happen.

Front

What does a probability of 1 mean?

Back

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

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 spinning a green section on a spinner with 4 equal sections: red, blue, green, yellow?

Back

1/4

Front

What is the probability of NOT spinning a green section on the same spinner?

Back

3/4

Front

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

Back

5/11

Front

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

Back

1/2

Front

If a word has 7 letters, and 3 of them are 'A', what is the probability of choosing a letter that is NOT 'A'?

Back

4/7

Front

What is the total number of outcomes when rolling a six-sided die?

Back

6