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HL Probability 1 Examples with Solutions 1 January 28, 2013 Fundamental Principle of Counting

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HL Probability 1 Examples with Solutions

1

January 28, 2013

Fundamental Principle of Counting

HL Probability 1 Examples with Solutions

2

January 28, 2013

HL Probability 1 Examples with Solutions

3

January 28, 2013

8 letters in Thursday

HL Probability 1 Examples with Solutions

4

January 28, 2013

HL Probability 1 Examples with Solutions

5

January 28, 2013

HL Probability 1 Examples with Solutions

6

January 28, 2013

HL Probability 1 Examples with Solutions

7

January 28, 2013

dice 1

dice 2

Relative frequency = Estimate of probability

HL Probability 1 Examples with Solutions

8

January 28, 2013

Sum of probabilities = 1

Expected Value = Probability x no. of trials

HL Probability 1 Examples with Solutions

9

January 28, 2013

HL Probability 1 Examples with Solutions

10

January 28, 2013

HL Probability 1 Examples with Solutions

11

January 28, 2013

HL Probability 1 Examples with Solutions

12

January 28, 2013

Conditional probability

⇒ either 1st disc is Red and 2nd disc is red

 or 1st disc is blue and 2nd disc is red

HL Probability 1 Examples with Solutions

13

January 28, 2013

Draw Venn diagram