Regression lines and correlation r: session correlation and regression
Use the following: The least-squares regression line based on 43 observations of female white rats is y = 95 + 32x, where x is the weeks after birth and y is weight in grams. The correlation r is 0.78. Directions: Answer the following questions, and press the submit button when you are done. Use the following: The least-squares regression line based on 43 observations of female white rats is y = 95 + 32x, where x is the weeks after birth and y is weight in grams. The correlation r is 0.78.
|
|
|