21. Find the linear regression equation for the following data summaries pertaining to the residual chlorine y, measured
Posted: Wed May 11, 2022 6:37 am
21. Find the linear regression equation for the following data summaries pertaining to the residual chlorine y, measured in parts per million) in a swimming pool at various times (x, measured in hours) after it has been treated Ey - 6 Exy = 45 Ex? - 360 Ey? - 7.44 x = 40 n=5