2 Questions:

1.) An assumption of Pearson'sris that X and Y must be measured in the same unit of measurement

True or False?

2.) What is the effect of an outlier on the value of a correlation coefficient? A)An outlier will always decrease a correlation coefficient. B)An outlier will always increase a correlation coefficient. C)An outlier might either decrease or increase a correlation coefficient, depending on where it is in relation to the other points. D)An outlier will have no effect on a correlation coefficient.