Imagine We Conduct a One-Way Independent ANOVA with Four Levels

question 14

Multiple Choice

Imagine we conduct a one-way independent ANOVA with four levels on our independent variable and obtain a significant result. Given that we had equal sample sizes, we did not make any predictions about which groups would differ before the experiment and we want guaranteed control over the Type I error rate, which would be the best test to investigate which groups differ?

• A)Hochberg's GT2
• B)Helmert
• C)Orthogonal contrasts
• D)Bonferroni

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Definitions:

Subscription Service

A business model where customers pay a recurring price at regular intervals for access to a product or service.

Survey

A research method used to collect data from a predefined group of respondents to gain information and insights on various topics of interest.

Average Age

The sum of the ages of all individuals in a group divided by the number of individuals, used to represent the midpoint of age in the group.

Random

Lacking pattern or predictability in events, often used to describe a method for selecting samples in research to avoid bias.