The following is a random sample of height (in inches) and weight (in pounds) of seven basketball players.
Height
|
73
|
83
|
77
|
80
|
85
|
71
|
80
|
Weight
|
186
|
234
|
208
|
237
|
265
|
190
|
220
|
Calculate the least-squares regression line for these data using matrix operations.