Question

Scatter plot help!!

Answer 1

okay so i had to take measurements of arm span and height and use them as x,y and make a scatter plot

Answer 2

Which two points did you use to draw the line of best fit?
Write the equation of the line passing through those two points using the point-slope formula
y - y1 = m(x - x1). Show all of your work. Remember to find the slope of the line first.
Using the equation that you found in question 2, approximately how tall is a person whose arm span is 66 inches?
According to your line of best fit, what is the arm span of a 74-inch-tall person?

Answer 3

im lost with these last questions.. if someone can please help me do this it would be much appreciated