A Researcher Designs an Experiment by Manipulating the Following Variables

question 34

Multiple Choice

A researcher designs an experiment by manipulating the following variables: method of presenting material (visual, auditory) ; difficulty level (easy, difficult) ; and amount of material (low, moderate, high) . For a completely independent groups design with 10 participants per group, how many participants would the researcher need?

• A)80
• B)120
• C)70
• D)60

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Definitions:

Reasons-first Approach

A method in argumentation or presentation where reasons or justifications are presented before the main statement or conclusion.

Tactful Tone

A manner of communication that is sensitive and considerate, designed to avoid offense or gain favor.

Friendly Relations

Positive interactions and connections between individuals or groups characterized by warmth, cooperation, and mutual respect.

Bad-news Messages

Communications tasked with delivering unfavorable information with sensitivity and consideration towards the recipient's perspective.