The data set represents a month-to-month progression of gasoline prices over the course of several months in an unspecified city. Use a graphing calculator to determine the quadratic regression equation for this data set.
0 1 2 3 4 5
у 1.30 1.34 1.38 2.20 2.88 2.24
Х
a. y=-0.015x® +0.365x + 1.116
b. y = 0.0157-0.365x+ 1.116
C. y=-0.0157° +0.0365x + 1.116
d. y=-0.0157° +0.365x-1.116