If Your Analysis Notes That Participants in a Weight Loss

question 20

Multiple Choice

If your analysis notes that participants in a weight loss program differ in amount of weight lost based on their gender, what type of effect is this called?

• A) Interaction effect
• B) Factor effect
• C) Level effect
• D) Main effect

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Definitions:

Sample Weigh-Ins

A methodology or procedure in research and statistics where initial measurements or data collection are carried out to understand a sample’s characteristics before the main analysis.

Confidence Interval

A spectrum of figures, taken from sample observations, possibly enclosing the value of an undetermined population characteristic.

Margin Of Error

An expression of the amount of random sampling error in a survey's results, indicating the confidence in the reliability of the results.

Sample Standard Deviations

A measure that quantifies the amount of variation or dispersion of a set of data values from its sample mean.