A Scientist Is Hoping to Compare the Mean Levels of DDT

question 36

Multiple Choice

A scientist is hoping to compare the mean levels of DDT toxin found in three species of fish in a local river. He randomly samples 50 of each species to use in the analysis. For each fish, he
Measures the amount of DDT toxin present. Ideally he will be able to rank the species based on the
Mean level of toxin found in each of the three species. Identify the response variable in this study.

• A)The scientist
• B)The amount of DDT in a fish
• C)The three fish species
• D)The number of fish

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Definitions:

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Techniques designed to decrease stress and anxiety, including deep breathing, meditation, and progressive muscle relaxation.

Behavioral Medicine

An interdisciplinary field combining medical and psychological knowledge to treat and prevent psychological and physical disorders.

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A technique that teaches individuals to control physiological functions by providing feedback on bodily processes.

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The process of conveying one's emotional state or feelings through verbal or non-verbal communication methods.