The table below shows the height (in inches) and weight (in pounds) of eight basketball players.
Height=67 69 70 72 74 74 78 79
Weight=183 201 206 220 226 240 253 255
About how many pounds would you expect a basketball player to weigh if his height is 84 inches?
a. 276.1 lb
b. 289.3 lb***
c. 298.4 lb
d. 307.7 lb
2 answers
i would say a
without actually doing a regression, check the average slope:
(255-183)/(79-67) = 6
84-79=5, so 255+6*5 = 285
b is closest to that value.
(255-183)/(79-67) = 6
84-79=5, so 255+6*5 = 285
b is closest to that value.