▁only ▁one ▁dependent ▁variable ▁is ▁being ▁mode led , ▁a ▁scatter plot ▁will ▁suggest ▁the ▁form ▁and ▁strength ▁of ▁the ▁relationship ▁between ▁the ▁dependent ▁variable ▁and ▁re gress ors . ▁It ▁might ▁also ▁reve al ▁out liers , ▁heter os ced astic ity , ▁and ▁other ▁aspects ▁of ▁the ▁data ▁that ▁may ▁comp licate ▁the ▁interpretation ▁of ▁a ▁fitted ▁regression ▁model . ▁ ▁The ▁scatter plot ▁suggests ▁that ▁the ▁relationship ▁is ▁strong ▁and ▁can ▁be ▁approxim ated ▁as ▁a ▁quadratic ▁function . ▁O LS ▁can ▁handle ▁non - linear ▁relationships ▁by ▁introdu cing ▁the ▁re gress or ▁HE IGHT 2 . ▁ ▁The ▁regression ▁model ▁then ▁becomes ▁a ▁multiple ▁linear ▁model : ▁ ▁The ▁output ▁from ▁most ▁popular ▁statistical ▁packages ▁will ▁look ▁similar ▁to ▁this : ▁{ | style =" border : 1 px ▁solid ▁# aa a ; ▁padding : 2 pt ▁ 1 0 pt ;" ▁| - ▁| ▁Method ▁▁▁▁▁▁▁▁▁▁▁▁ ▁|| ▁col span =" 4 " ▁| ▁Le ast ▁squares ▁| - ▁| ▁Dep endent ▁variable ▁|| ▁col span =" 4 " ▁| ▁W E IGHT ▁| - ▁| ▁Observ ations ▁▁▁▁▁▁ ▁|| ▁col span =" 4 " ▁| ▁ 1 5 ▁| - ▁| ▁col span =" 5 " ▁| ▁ ▁| - ▁style =" text - align : right ;" ▁! ▁style =" padding - left : 0 . 5 em ; ▁text - align : left ;" ▁| ▁Parameter ▁ ▁! ▁style =" padding - left : 0 . 5 em ;" ▁| ▁Value ▁! ▁style ="