A medical researcher wishes to determine how the dosage (in milliliters) of an experimental drug affects the heart rate (in beats per minute) of patients with an elevated heart rate. The data for a sample of eight patients with an elevated heart rate are provided in the following table. Drug Dosage 0 5 10 20 25 30 40 50 Heart Rate 135 124 106 89 85 72 68 62 (a) Determine the linear regression model that will best predict a patient’s heart rate based on the dosage of the drug received. (b) How well does the linear regression model fit this sample data? (c) If a patient with an elevated heart rate is administered a 35 ml dose of this drug, predict the resulting heart rate of the patient.
A medical researcher wishes to determine how the dosage (in milliliters) of an experimental drug
affects the heart rate (in beats per minute) of patients with an elevated heart rate. The data for a
sample of eight patients with an elevated heart rate are provided in the following table.
Drug Dosage 0 5 10 20 25 30 40 50
Heart Rate 135 124 106 89 85 72 68 62
(a) Determine the linear regression model that will best predict a patient’s heart rate based on the
dosage of the drug received.
(b) How well does the linear regression model fit this sample data?
(c) If a patient with an elevated heart rate is administered a 35 ml dose of this drug, predict the
resulting heart rate of the patient.
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