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 (impossible) and 1 (certain).

Front

What is the probability of rolling a number greater than 1 on a single die?

Back

5/6

Front

What does it mean if an event is 'as likely as not'?

Back

It means the event has a probability of 1/2, indicating it is equally likely to happen or not happen.

Front

What is the probability of spinning a prime number on a spinner divided into 6 equal sections numbered 1 to 6?

Back

1/2

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 choosing a letter other than 'A' from the word 'ALGEBRA'?

Back

5/7

Front

What is a fair coin?

Back

A fair coin is one that has an equal chance of landing on heads or tails, with a probability of 1/2 for each side.

Front

What is the probability of choosing a vowel from the word 'MATHEMATICS'?

Back

4/11

Front

What does it mean if an event is 'impossible'?

Back

An impossible event has a probability of 0, meaning it cannot happen.

Front

What does it mean if an event is 'certain'?

Back

A certain event has a probability of 1, meaning it will definitely happen.