A Scientist Is Hoping to Compare the Mean Levels of DDT

question 65

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

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Definitions:

Conformity

The act of matching attitudes, beliefs, and behaviors to group norms, politics or being influenced by peer pressure.

Milgram's Studies

A series of social psychology experiments conducted by Stanley Milgram, which measured the willingness of study participants to obey an authority figure who instructed them to perform acts conflicting with their personal conscience.

Obedience

The act of following orders or instructions, often from an authority figure, without questioning.

Ethical Controls

Measures or guidelines put in place to ensure behavior and practices conform to ethical standards and principles.