Cambridge International AS & A Level Mathematics Probability and Statistics 2 Worked Solutions Manual with Cambridge Elevate Edition 1108613101, 9781108613101

Written by an experienced author and teacher, this print book with Cambridge Elevate edition provides fully-worked solut

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English Pages 188 [88] Year 2019

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Cambridge International AS & A Level Mathematics Probability and Statistics 2 Worked Solutions Manual with Cambridge Elevate Edition
 1108613101, 9781108613101

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Dean Chalmers

Cambridge International AS & A Level Mathematics:

Probability & Statistics 2 Worked Solutions Manual

f (t)

1 11

0

22

t

f (x)

0.4

0

2.5

5

x

f (t)

1 4

0

6

10

t

f (x)

1 4

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3

7

11

x

90

t

f (t) 1 90

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Approximate distribution of means for samples o f size 40. 1 µ σ 2 = 3000 = 2.0 and f (x) 22

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Approximate distribution of means f or samples o f size 20. 1 µ σ 2 = 1500 = 2.0 and f (x) 22 0.974

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2.0

2.05

X(20)

f(t) 0.5 0.4 0.3 0.2 0.1 0

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Time (t mintues)

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