Question
a statistican fro the civil aeronautics bard whatn to be able to predict the freight charge for a standard-sized crate. the statistician takes a sample of 10 freight invoices from different companies. let d represent the distance in miles and let c represent the freight charge in dollars. make a scatter plot of the data below. describe the correlation. then find an equation for the least-squares line. d= 500, 600, 900, 1000, 1200, 1400, 1500, 1700, 2200 c= 41, 55, 50, 70, 60, 78, 75,89, 105 i got the correlation and the scatter plot but i need help with the least-squares equation.