Lesson #35 Outcomes and Probability

Probabilityis used in….

Basic Counting Principle

If there are __ ways to do one thing,and __ ways to do another,

then there are __ x __ ways of doing both.

mn

m n

How many outfits can be worn with 2 different shirts, 3 pants and 2 pairs of shoes.

2 x 3 x 2 = 12 outfits

How many outcomes are there when

a) Rolling 1 die

b) Rolling 2 dice

c) Rolling 3 dice

€

{1,2,3,4,5,6}

6 outcomes

€

6 × 6 = 36 Outcomes

€

6 × 6 × 6 = 216

Outcomes

c) Flipping a coin

d) Flipping a coin 3 times

e) Flipping a coin 3 xAnd rolling a dice 2 x

How many possible Quebec license plates start with 3 number followed by 3 letters?

€

10

€

10

€

10

€

26

€

26

€

26

€

10 ×10 ×10 × 26 × 26 × 26 =17576000 different license plates.

Homework

pg. 228 #Act 1,2pg.229 #1-9