Solve the application of linear equations.
Predicting Weights of Athletes The table lists heights and weights of 10 male professional basketball players.
Male Basketball Players | |
Height (in.) | Weight (lb) |
74 | 197 |
75 | 202 |
71 | 173 |
77 | 220 |
83 | 220 |
83 | 250 |
81 | 225 |
76 | 219 |
79 | 215 |
85 | 246 |
Source: NBA.
(a) Find the least-squares regression line y = mx + b that models this data. Let x correspond to height in inches and y correspond to weight in pounds.
(b) Predict the weight of a male player who is 80 inches tall.
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