the following bivariate data set contains an outlier

Question

X Y

25.1 -609.6

30 -621.4

23.4 145.1

30.4 -159

21.3 109.9

22.1 -428.7

26.3 672.2

27.6 -216.6

57.7 -5924

25.5 -221.2

23.5 -763.4

28.5 649.9

24 183

23.6 29.8

26.8 956.8

¿What is the correlation coefficient with the outlier?

 r_w =

¿What is the correlation coefficient without the outlier?

  r_wo =

Answer 1

Please see the attached video with an explanation of what happens when we remove your highly leveraged, influential outlier. Let me know if you have any follow up questions.

Have a good day,

Dian