Consider a regression that uses X = # of 60 pound bench press repetitions to predict Y = maximum bench press amount in pounds…..for the ith student among a sample of high school athletes. The estimated predicted sample regression is as follows
Maxi= 68.91 + .6885Repsi *the eiis left off for simplicity
The table below lists the actual data from which the regression above was estimated. For example, a student in the study who trained by doing 12 “60 pound reps” accomplished a maximum bench press amount of 76 pounds.
Xi
Yi
12
76
15
82
17
79
3
71
Predict the average maximum bench press for a student that does 17 “60 pound reps”
a)
a. around 68.85 pounds
b)
b. around 85.00 pounds
c)
c. around 80.61 pounds
d)
d. around 68.91 pounds
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