We Say That the Design of a Study Is Biased

question 30

Multiple Choice

We say that the design of a study is biased if which of the following is true?

• A) We suspect racial or sexual prejudice.
• B) The study assigns subjects at random to a placebo.
• C) The study systematically favors certain outcomes.
• D) The study fails to use blocking.
• E) The study is double-blind.

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Definitions:

Sampling Distribution

The probability distribution of a statistic based on a large number of samples or replicates.

Independent Samples

Two or more groups of data that are collected from unrelated or non-paired subjects.

Population Means

The average value of a particular characteristic across the entire population.

State Supported Facilities

Institutions or properties that receive financial support from a government entity to carry out certain functions or services.