1. Assumptions for assessing the correlation between two measures include {Select All that Apply) Group of answer choices The measures are both normally distributed The measures constitute an independent random sample A linear relationship between the two measures appears to exist The measures are both of interval or ratio measurement scale 2. You can use "scatter plots" in Excel to . [Select All that Apply} Group of answer choices Compute the Pearson correlation coefficient Obtain the coefficient of determination [R2} Fit a line to data Obtain the significance level of the relationship 3. How would you interpret a correlation coefficient of -1? Group of answer choices Strong positive correlationas one variable increases, so does the other No correlation at all Perfect negative correlationas one variable increases, the other variable decreases Weak negative correlationas one variable increases, the other variable decreases slightlv