Lemma
MediumRegression & correlation
OpenStax, Introductory Business Statistics 2e §13.1 The Correlation Coefficient r · Exercise 8 · Statistics · Regression & correlation

The Correlation Coefficient r · Exercise 8

The correlation coefficient for X and Y is known to be zero. We then can conclude that:

(a) X and Y have standard distributions
(b) the variances of X and Y are equal
(c) there exists no relationship between X and Y
(d) there exists no linear relationship between X and Y
(e) none of these

~8 minWritten answer · compare with the solution

OpenStax, Introductory Business Statistics 2e · §13.1 The Correlation Coefficient r · Exercise 8

Stuck? A gentle nudge

No hints for this one.

Something off?
Workspace
Your working

Check your full solution

Upload photos of your handwritten work or a PDF, and Lemma will read it and tell you whether it's right — and where it first goes wrong if not.