Scatterplot and Table of a Quadratic Function

The scatterplot and table show the weekly profit in dollars earned from the sale of pastries at seven different prices. The data can be modeled by a QUADRATIC function. Which function best models the data?

Tags

AI.9.8.B

• A

• B

• C

• D

Which type of regression model does the scatter plot appear to show?

• linear

• exponential

• quadratic

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

What is the range of the quadratic function?

The graph of the quadratic function shown on the grid models on online music company's profits per week where x is the number of songs sold. Which statement about the x-intercepts of the graph is true?

• There is no profit between 250 songs and 3200 songs

• The profit is maximum at 1775 songs

• There is no profit at 250 songs and 3200 songs

• There is negative profit at less than 250 songs and more than 3200 songs

The table and scatterplot show the profit that would be earned from some booth rental fees. Write the correct answer for each missing value in the quadratic equation. Select the correct answer for a.

• –0.11

• –1949.16

• 39.32

• –4.74

• –0.11

• –1949.16

• 39.32

• 2113

• –0.11

• –1949.16

• 39.32

• 1949.16

The table and scatterplot show the profit that would be earned from some booth rental fees.

Based on the function p(d), a rental fee of $200 per booth, where d=200, will have a predicted profit of approximately how many dollars?

Select the correct answer for the prediction.

• 2113.00

• 1514.84

• 39.32

• 1949.16