? Question 1 10 out of 10 points
The slope of a line is a measure of its rate of change.
? Question 2 10 out of 10 points
In a perfect positive correlation, each individual obtains the same z score on each variable.
? Question 3 10 out of 10 points
Correlation deals with the relationship between two variables.
? Question 4 10 out of 10 points
Both Pearson r and Spearman rho can range from ?1.00 to +1.00.
? Question 5 0 out of 10 points
As the value of r increases, the proportion of variability of Y that is accounted for by X decreases.
? Question 6 10 out of 10 points
In an inverse relationship as one variable gets larger the other variable gets smaller.
? Question 7 10 out of 10 points
Restricting the range of either X or Y will generally lower the correlation between the variables.
? Question 8 10 out of 10 points
Correlation implies causation.
? Question 9 10 out of 10 points
Causation implies correlation.
? Question 10 0 out of 10 points
The correlation between two variables when N = 2 will always be perfect.
