A Patient Is Injected with the Drug and the Concentration

question 6

Multiple Choice

A patient is injected with the drug and the concentration (units/cc) in the patient's blood is measured every hour for seven hours. Re-expressing these data result in the
Following model and residual plot. What is true about the predicted concentration
Level after 10 hours has elapsed?
Log(Concentration) = 1.79 - 0.169 Time Elapsed.
S = 0.00565191 R-Sq = 100.0%

• A) The predicted value is 1.259 units/cc.
• B) This value is considered an extrapolation.
• C) This value is accurate because R2 = 100%.
• D) Both A and B.
• E) All of the above.

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