Assessment 13: Probability

Front

What is probability?

Back

Probability is a measure of the likelihood that an event will 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 possible outcomes)

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

How do you calculate the probability of multiple independent events occurring?

Back

Multiply the probabilities of each individual event.

Front

What is a spinner in probability?

Back

A spinner is a circular device divided into sections, each representing a different outcome, used to demonstrate probability.

Front

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

Back

1/4 or 25%.

Front

What is the probability of drawing a specific color marble from a bag?

Back

The probability is calculated by dividing the number of that color marbles by the total number of marbles.

Front

What is the probability of selecting a gold or platinum coin from a bag containing multiple coins?

Back

Add the probabilities of selecting a gold coin and selecting a platinum coin.

Front

How do you find the probability of an event not occurring?

Back

Subtract the probability of the event occurring from 1.