The following table shows, for a sample of towns in Great Britain, the number of lawyers, x, and the number of cars stolen last week, y. x 12 7 11 19 5 21 3 4 17 y 14 3 21 28 6 43 1 12 30 a) Examine the data and describe the apparent relationship between the variables x and y. b) Predict the number of cars that would have been stolen in a town with: i) 15 lawyers ii) 50 lawyers c) How confident are you in each of your predictions?

MATLAB: An Introduction with Applications
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  1. The following table shows, for a sample of towns in Great Britain, the number of lawyers, x, and the number of cars stolen last week, y.

 

x

12

7

11

19

5

21

3

4

17

y

14

3

21

28

6

43

1

12

30

 

  1. a) Examine the data and describe the apparent relationship between the variables x and y.
  2. b) Predict the number of cars that would have been stolen in a town with:
  3. i) 15 lawyers
  4. ii) 50 lawyers
  5. c) How confident are you in each of your predictions?
  6. d) Comment on the suggestion that most lawyers are car thieves.
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