2. big tv prices here are prices and screen sizes (in
inches, measured diagonally) for 7 different si
of one brand of led hd television. use technol-
ogy to calculate the equation of the least-squares
regression line relating y = price to x = screen size.
culate
relat-
ams).
ories
screen size price screen size price
60 1000
430
2
42
55
800
39
400
50
32
300
47