Stratified analysis may be used for which of the following? To see the distribution of a continuous variable To examine the relationship between two variables To prove two variables are different None of the above Which of the following statements are true? (Mark all that apply) If two continuous variables are not linearly related, they are not related The Pearson correlation coefficient may be greater than 1 if two variables are not related Stratified analyses may be used to see if the mean for a continuous variable differ between categories. The slope of a regression equation measures how much the dependent variable changes for a one unit change in the independent variable None of the above