An online company sells watches with different prices. The ordering system uses
the equation c=p+7.50 to determine the total cost, c, including shipping for a
watch with a price of p dollars.

Identify the independent variable and the dependent variable.

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list