Question

This board shows registered data from a random sample of 10 schools for gifted children. The reason student/teacher is represented by (X) and the students who leave before finishing the course is (Y).
How to apply the next formula?

Answer 1

Pearson r coefficent

Answer 2

X
20
18
16
15
14
12
12
10
8
5

Y
12
16
10
14
12
10
9
8
7
2