Measuring chance
Pages
The language of likelihood
The words from impossible to certain, and ordering events by likelihood.
The 0 to 1 scale
Probability as a number from 0 for impossible to 1 for certain.
Events and the notation P(A)
Outcomes, events and trials, and writing statements such as P(red) = 0.3.
Probability as a fraction, decimal or percentage
A probability as a fraction, decimal or percentage, and converting between them.
Comparing probabilities
Deciding which event is more likely by common denominators or decimals.