Blocking Would Be Unsuccessful If

question 5

Multiple Choice

Blocking would be unsuccessful if

• A)not every element in the population were measured.
• B)not every element in the sample was located.
• C)the blocks were heterogeneous on the blocking factor.
• D)the blocks were homogeneous on the blocking factor.
• E)one experimental treatment was a placebo.

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Definitions:

Research Problem

The situation that needs to be described, explained, or predicted.

Hypothesis

In an experiment, a prediction of the relationship between two or more concepts (plural: hypotheses).

Rights in Research

Ethical guidelines ensuring participants in research are treated with respect and that their rights are protected throughout the study.

Confidentiality

The ethical principle or legal right that a physician or other healthcare professional will hold secret all information relating to a patient unless the patient gives consent permitting disclosure.