Subjects in a Multiple Group Experimental Study Are Tested for How

question 15

Multiple Choice

Subjects in a multiple group experimental study are tested for how much time it takes them to navigate a maze and find the chocolate. The maze is reconstructed after each run, and three different floor plans are used. Each group is tested eight times in 8 hours at a different time of day. The runs later in the day have faster times than the earlier ones. Which threat to internal validity might account for this difference?

• A)Instrumentation
• B)Selection
• C)Testing
• D)Statistical regression toward the mean

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Definitions:

Stadium Experience

The stadium experience encompasses all aspects of attending a live sporting event or concert at a stadium, from seating and views to amenities and crowd interaction.

Focus Group

A research method involving a group of people who are asked about their perceptions, opinions, beliefs, and attitudes towards a product, service, concept, advertisement, idea, or packaging.

Marketing Research

The systematic gathering, recording, and analysis of data about issues relating to marketing products and services.

Prospective Customers

People or organizations that might buy a product or service but haven't purchased anything so far.