What Do We Call the Procedure When Neither the Person

question 14

Multiple Choice

What do we call the procedure when neither the person taking the drug nor the person evaluating the effects of the drug knows who is getting the experimental drug and who is getting the placebo?

• A) Dose-response design
• B) Effect size
• C) Preclinical study
• D) Double-blind procedure

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Definitions:

T-test

A statistical method that evaluates whether there is a significant difference between the average values of two distinct groups.

Denominator

In a fraction, the number below the division line, indicating the total number of parts.

Degrees of Freedom

The volume of exclusive values or quantities that can be allotted to a statistical distribution.