In Exercises 4954, use the matrix capabilities of a graphingutility to write the matrix in reduced row-echelon form.

Chapter 14-15 Quiz 1. The most common way to display the relationship between two quantitative variables is a. Scatterplots 2. What are the possible values for r a. -1 < r < 1 3. A straight line that is drawn through a scatterplot to summarize the relationship between explanatory and response variables is called a. Regression...