Probability scale
Probability is a measure of how likely an event is going to happen. We use work like 'unlikely', 'probably ' , even chance' , 'definitely' and 'impossible' to describe how probable the event is
A Probability scale is line with the definite events at one end and the impossible events at the other end.
the scale is usually written in decimals, percentage or fraction.
A Probability of 0 tells us that the event will never happen
It is impossibie. If an event has low probability, it is unlikely to happen.
A Probability of 1 tells us that the event is certain to happen.
If an event that high Probability, it is likely to happen.
A Probability of 1/2 tells us that the event has an even chance of happening.