The following 15 respondents answered questions on (X) their age and (Y) their attitudes towards the police. Attitudes towards the police was measured on a scale from 1 to 10, with a higher number indicating a more favorable view of the police.

Respondent Age (X) Attitudes towards the police (Y)

A 19 2

B 26 6

C 19 2

D 39 6

E 20 4

F 44 6

G 47 7

H 28 5

I 57 8

J 33 5

K 42 9

L 28 1

M 24 2

N 65 9

O 60 7

a) Calculate a Pearson's r correlation coefficient=

b) What is the strength and direction of the correlation?