Consider the square root of the sum of squares for curvature and divide by the square
Chapter 14, Problem 14-91(choose chapter or problem)
Consider the square root of the sum of squares for curvature and divide by the square root of mean squared error. Explain why the statistic that results has a t distribution and why it can be used to conduct a t test for curvature that is equivalent to the F test in the ANOVA.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer