Which of the Following Is the Best Description of a Randomized

question 7

Multiple Choice

Which of the following is the best description of a randomized experiment?

• A) an experiment in which the treatments are assigned randomly to experimental units
• B) an experiment in which the investigators are chosen at random
• C) an experiment in which the outcomes are random
• D) an experiment in which the experimental units are selected at random

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Definitions:

Confidence

The degree of certainty or belief in a certain outcome, often used in the context of statistical confidence levels.

Standard Deviation

A statistic that quantifies the dispersion or variability of a set of data points around the mean.

Confidence Interval

An estimate expressed as an interval of values used to estimate a population parameter, indicating the reliability of the estimate.

Confidence Interval

A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter, with a certain level of confidence.