QUESTION BLOCK: Linear Regression and R-squared
If we know the value of b, the slope of the regression line, we
can accurately guess the value for the correlation coefficient
without looking at the scatterplot.
True
False
For a biology project, you measure the weight in grams, and the
tail length, in millimeters (mm), of a group of mice. The equation
of the least-squares line for predicting tail length from weight
is
predicted tail length = 20 +3*weight
Suppose a mouse...