Understanding Probability and Outcomes

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 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.

Front

What is an 'outcome' in probability?

Back

An outcome is a possible result of a probability experiment.

Front

What is a 'sample space'?

Back

The sample space is the set of all possible outcomes of a probability experiment.

Front

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

Back

Front

What is the probability of rolling a number less than 3 on a standard six-sided die?

Back

Front

What does 'equally likely' mean in probability?

Back

Equally likely means that all outcomes have the same chance of occurring.

Front

If you flip a coin, what are the possible outcomes?

Back

The possible outcomes are heads and tails.

Front

What is the probability of picking a red ball from a bag containing 6 red balls and 6 green balls?

Back