Consider the following randomized controlled experiment to study the effect of a new drug on the heart rate of healthy rats. 5 rats were randomly assigned to one of five doses and the maximum observed decrease in heart rate in one hour was recorded. The data obtained are: From this study it can be said that: Select one: a. Explanatory variable and response variable can be either of the two because the study does not specify. b. nothing can be said c. response variable is Dose and explanatory variable is (DFC) d. explanatory variable is Dose and response variable is (DFC)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section: Chapter Questions
Problem 44RE
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Consider the following randomized controlled experiment to study the effect of a new drug on the heart rate of healthy rats. 5 rats were randomly assigned to one of five doses and the maximum observed decrease in heart rate in one hour was recorded. The data obtained are: From this study it can be said that:

Select one:

a. Explanatory variable and response variable can be either of the two because the study does not specify.

b. nothing can be said

c. response variable is Dose and explanatory variable is (DFC)

d. explanatory variable is Dose and response variable is (DFC)

Dosis (mg) Máxima disminución de la FC (DFC)
0.5
5
1.0
8
1.5
2.0
12
13
2.5
16
Transcribed Image Text:Dosis (mg) Máxima disminución de la FC (DFC) 0.5 5 1.0 8 1.5 2.0 12 13 2.5 16
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