Question

Given the table below, find: a) The correlation coefficient r. b) Is there a linear correlation...

Given the table below,

find:

a) The correlation coefficient r.

b) Is there a linear correlation between x and y? Explain.

x 1 3 4 5 7
y 5 9 7 1 13
Math   Statistics-And-Probability   
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Answer #1

(a) Correlation coefficient = 0.4

(b) yes, there is a linear combination present , and that is y^ = 3.8 + 0.8 x^.

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