Watch the videos below to see examples of solving problems using quadratic regression.
Quadratic Regression Example 1
Quadratic Regression Example 2

Read pages 308-310 Example 1 in your textbook, Principles of Mathematics 12.

Complete the questions on page 314 (6), and page 315 (8a, 8b, 8c, 8d) for practice in solving problems using quadratic regression.

Click here to verify your answers.

Question 6

Quadratic Regression Equation:

Maximum height of the dolphin =

Question 8a

Question 8b

Quadratic Regression Equation:

Read pages 310-312 Example 2 in your textbook, Principles of Mathematics 12.

Complete the questions on page 329 (17a, 17b, 17c) for practice in solving problems using cubic regression.

Click here to verify your answers.

Question 17a

L1 = x-values =

L2 = y-values =

Cubic Regression Equation:


Read page 301 In Summary, page 312 In Summary, and pages 319-320 Frequently Asked Questions in your textbook, Principles of Mathematics 12.