Why Aren't Spurious Relationships a Problem When Data Are Collected

question 71

Multiple Choice

Why aren't spurious relationships a problem when data are collected using a laboratory experiment?

• A)Longitudinal data eliminate any potential problems with time order.
• B)Most experiments use measures that have been shown to be reliable and valid.
• C)Most people who volunteer to be in an experiment are honest and give accurate information about their social characteristics and behaviors.
• D)random assignment equally distributes spurious variables across the different experimental conditions or groups
• E)The random selection of subjects ensures that the study sample will be representative of the target population.

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Definitions:

Marginal Product

The additional output generated by using one more unit of a particular input, holding other inputs constant.

Inventory

The goods and materials a business holds for the ultimate goal of resale, production, or utilization.

Labor Hours

The total amount of time workers spend working in a given period, typically measured in hours per day, week, or year.

Isoquant

An isoquant is a curve that represents all the combinations of inputs that produce the same level of output in production theory.