A Particular Research Study Compares an Experimental Group with a Control

question 213

Multiple Choice

A particular research study compares an experimental group with a control group. An analysis of the results reveals that "p < .05." Therefore,

• A) the difference between the experimental group and the control group is less than 5%.
• B) there is less than a 5% chance that the results are statistically significant.
• C) the chance of getting the observed difference by accident is less than 5%.
• D) fewer than 5% of psychologists would agree with the conclusions.

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Definitions:

Idle Production Capacity

The unused portion of a company’s production capability at a given time due to lack of demand or inefficiency.

Off-peak Pricing

A pricing strategy that offers discounts during times of lower demand to encourage usage or purchases.

People-based Services

Services that are heavily reliant on human interaction and expertise, as opposed to being automated or provided by machines.

Nonprofit Organizations

Organizations that operate for charitable, educational, cultural, or social welfare purposes, using surplus revenues to further achieve their goals rather than distributing them as profit or dividends.