Page 420 - Math Smart - 7

UNIT 18

You will learn about: Probability Is a number that tells
us the chance or likelihood that
Using probability to describe and Interpret results
something will happen. We use
involving likelihood and chance
probability In many aspects of
The probability scale
life. For example, probability can
Equally likely outcomes be used to predict the chance of
rainfall, the occurrence of natural
Mutually exclusive events
disasters, the chances of you
Probability tree diagrams
winning a raffle or the rate of
Estimating probabilities return on an Investment.
Comparing experimental and theoretical probabilities.

There is a 30% chance
oQ rain on Saturday,
Q0% chance oP rain on Sunday
and a 00% chance oP clear
skies on Monday.

^16 UNIT 18 Probability