In a Study to Determine the Least Amount of Time

question 84

Multiple Choice

In a study to determine the least amount of time necessary to clean an SUV while maintaining a high quality standard, the owner of a chain of car washes designed an experiment where 20 employees were divided into four groups, each with five members. Each member of each group was assigned an SUV to clean within a certain time limit. The time limits for the groups were 20 minutes, 25 minutes, 30 minutes, and 35 minutes. After the time limits for each group had expired, the owner inspected each SUV and rated the quality of the cleaning job on a scale of 1 to 10. What are the factor levels for this study?

• A) the time limits: 20 min, 25 min, 30 min, 35 min
• B) the quality ratings: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
• C) the number of employees in each group: 5
• D) the number of groups: 4

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Definitions:

Negative

Characterized by lack or absence, often used in contexts such as negative growth (decline) or negative feedback (criticism).

Income Elasticity of Demand

A measure of how much the quantity demanded of a good responds to a change in consumers' income.

Quantity Demanded

The amount of a good or service that consumers are willing to buy at a specific price, at a given time.

Own Price Elasticity

A measure of how the quantity demanded of a good responds to a change in the price of that good, keeping other factors constant.