Haley, Jeff, and Nathan measured the height (in inches) and vertical jump (in inches) of 74 students at their school. Here is a scatterplot of the data, along with the least squares regression line. Jacob (highlighted in red) had a vertical jump of nearly 3 feet! a. Describe the influence that Jacobs point has on the equation of the least-squares
Chapter 3, Exercises #67
Haley, Jeff, and Nathan measured the height (in inches) and vertical jump (in inches) of 74 students at their school. Here is a scatterplot of the data, along with the least squares regression line. Jacob (highlighted in red) had a vertical jump of nearly 3 feet!
a. Describe the influence that Jacob’s point has on the equation of the least-squares regression line.
b. Describe the influence that Jacob’s point has on the standard deviation of the residuals and r2.
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