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If Bob's Plumbing Inflates the Time It Will Take for a Plumber

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If Bob's Plumbing inflates the time it will take for a plumber to visit, then has the plumber arrive a day earlier, the customer will be suitably impressed.This is a technique that could be explained by ________.


Definitions:

F-ratio

A statistic used in ANOVA tests to compare the variability between group means to the variability within groups.

Participants

Individuals who take part in a study or experiment, providing data for analysis.

Groups

Collections of subjects, items, or categories that are studied in research or statistical analyses.

One-way ANOVA

A statistical test used to determine if there are statistically significant differences between the means of three or more independent groups based on one variable.

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