Casio fx-CG10 Advanced Operation Manual page 57

Chapter 1: Polynomial Functions
Sample Solution—Trends in Nightly Rates for Hotels (continued)
Repeat these steps to generate linear regression equations for both
Charlotte and Milwaukee.
Charlotte, NC
Milwaukee, WI
The correlation coefficients for Baltimore, Charlotte, and Milwaukee are
approximately 0.83, 0.84, and 0.92, respectively.
relatively strong linear trend for each city, but visually the linear equations do
not seem to model the data well. Let's try some other types of regression as
well to determine if they might model the data more accurately.
These values suggest a