How Can Variance Be Reduced in a Between-Subjects Design

question 3

Multiple Choice

How can variance be reduced in a between-subjects design?

• A) Limit the number of participants in each group.
• B) Use a factorial design adding a participant variable (such as age) as a second factor.
• C) Reduce the number of treatments.
• D) Reduce the strength of the treatment.

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Definitions:

Operating Cash Flow

The cash generated from normal business operations, reflecting the company’s ability to generate sufficient revenue to cover its operational expenses.

Required Rate Of Return

The minimum percentage return an investor expects to receive from an investment to compensate for its risk.

Initial Cash Investment

The amount of cash used to fund a new investment or project at its outset.

Salvage Value

The anticipated amount to be received from the sale of an asset when it is no longer useful.