When dealing with quadratic regression, what is one of the first things that needs to be done on the graphing calculator?
a. graph
b. label the graph
c. create a scatterplot
d. calculate the quadratic regression

Option: c is the correct answer,.

c.  create a scatter plot.

Step-by-step explanation:

A quadratic regression is the process of finding the equation of a parabola or in short a quadratic equation that best fits the set of data given.

So, in order to find the equation using the set of values in the graphing calculator we need to first plot the set of values i..e create a scatter plot using those values and then find the equation that best fits those points.

Hence, the first thing that need to be done is:

Create a scatter plot.

answer:

it is 28 degrees colder in detroit than philadelphia.

step-by-step explanation:

what number adds to 21  

-7 + ? = 21

-7 + 28 = 21

hope it

the answer is -1 1/5, also a

hope i

-lavira : )