y = 3 x + (-1) (Type integers or simplified fractions ) (c) Graph the line found in part (b) on the scatter diagram. Choose the correct graph below 30 10 a (d) By hand, determine the least-squares regression line. y = * + (LD) (Round to three decimal places as needed ) an example Get more help -Points, 0 08 of Complete parts taj through thi) beat the data below 11 84 15 21 To] Find the equation of the lon containing the points (4,17) and (.20) (Type inleger of simplified fractions.) let Graph the line found in part (by on the scatter diagram Choose the comecl graph below OC () By hand, determine the least squares repression line (Found to three decimal places as needed ) an example Get more help