A Laboratory Experiment Would Be Better Than a Field Experiment

question 52

Multiple Choice

A laboratory experiment would be better than a field experiment in helping a researcher eliminate _______.

• A)causality
• B)concomitant variation
• C)variables
• D)spurious associations
• E)none of these

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Definitions:

Osteoporosis

A bone disease characterized by decreased bone density and quality, making bones fragile and more likely to fracture.

Cardiovascular Disease

A class of diseases that involve the heart or blood vessels, including coronary artery disease, heart failure, and hypertension.

Bone-mineral Density

A measure of the amount of minerals (mainly calcium) contained in a certain volume of bone, indicating bone strength and risk for osteoporosis.

Standard Deviations

A measure of the amount of variation or dispersion of a set of values from the mean.