Question: Exercise 13-35 Given the following sample observations, draw a scatter diagram on a separate piece of paper. X: -10 -18 11 3 18 Y: 57

Exercise 13-35

Given the following sample observations, draw a scatter diagram on a separate piece of paper.

X:

-10

-18

11

3

18

Y:

57

245

148

9

348

Click here for the Excel Data File

(1) Compute the correlation coefficient.(Round your answer to 3 decimal places.)

Coefficient of correlation

(2) Does the relationship between the variables appear to be linear?
Yes
No
(3) Try squaring theX- variable and then determine the correlation coefficient.(Round your answer to 3 decimal places.)
Coefficient of correlation

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