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 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 a single event?

Back

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

Front

What is a favorable outcome?

Back

A favorable outcome is an outcome that satisfies the condition of the event we are interested in.

Front

If a spinner has 4 equal sections, what is the probability of landing on any one section?

Back

The probability of landing on any one section is 1/4.

Front

What is the probability of spinning a yellow, green, or blue if there are 4 colors total?

Back

The probability is 3/4.

Front

What is the probability of spinning an even number on a spinner with numbers 1 to 4?

Back

The probability is 50%.

Front

If a spinner has 8 sections and 3 are blue, what is the probability of landing on blue?

Back

The probability is 3/8.

Front

In the word 'ALGEBRA', how many letters are there?

Back

There are 7 letters in the word 'ALGEBRA'.