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(Solved): Fifty male subjects drank a measured amount x (in ounces) of a medication and the concentration y (i ...



Fifty male subjects drank a measured amount

x

(in ounces) of a medication and the concentration

y

(in percent) in their blood of the active ingredient was measured 30 minutes later. The sample data are summarized by the following information:

n=50,\Sigma x=112.5,\Sigma x^(2)=356.25 \Sigma y=4.83\Sigma y^(2)=0.667\Sigma xy=15.255 0<=x<=4.5

r=0.965

r=0.046

r=0.875

r=0.460

r=0.709


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