1500 points to correct answer An ice cream vendor would like

1500 points to correct answer!!!

An ice cream vendor would like to predict daily sales of ice cream cones based on the temperature outdoors. Data for a random sample of 8 days are provided in the table below.

temperature (x) 6, 8, 12, 16, 18, 22, 28, 28

Daily sales (y) 135, 50, 125, 100, 200, 150, 250, 175

The regression line with

Solution

Data: (6, 135), (8, 50), (12, 125), (16, 100), (18, 200), (22, 150), (28, 250), (28, 175)

n= 8; ?x= 138; ?x