Quadratic Regression and Prediction Practice

Identify the function family.

• Linear

• Exponential

• Quadratic

• Constant

Find the quadratic regression equation for the relationship of the horizontal distance and the height of the ball in the provided table.

Find the best fitting quadratic model for the data given.

Use the given points to find the equation of the line of best fit (regression equation).

Enter your answer as y=ax^2+bx+c

Find the best fitting quadratic model for the data given.

• 2x² + 13x + 504.3

• 12x² + 13x + 504.3

• .12x² + 1.3x + 504.3

Determine the curve of best fit. For this quadratic function.

Using quadratic regression to write a quadratic function to represent the function of the graph.

Which of the following quadratic equations best represents the following data?

• y = 4x² + 1

• y = 3x² + 8x - 3

• y = 4x²

• y = 3x² + 3x - 1

The table shows the population of a town from 1996 to 2004. Assume that t is the number of years since 1996 and P is measured in thousands of people.
Which of the following is the model that best fits the data rounded to the nearest tenth?

Use the results of the regression shown to predict the population in 2007.

What value of x will you be plugging into your equation??