Imagine That You Are Managing a Large Game Ranch

question 25

Multiple Choice

Imagine that you are managing a large game ranch. You know from historical accounts that a species of deer used to live there, but they have been extirpated. You decide to reintroduce them. After doing some research to determine what might be an appropriately sized founding population, you do so. You then watch the population increase for several generations, and graph the number of individuals (vertical axis) against the number of generations (horizontal axis) . The graph will likely appear as

• A) a diagonal line, getting higher with each generation.
• B) an "S," increasing with each generation.
• C) an upside-down "U."
• D) a "J," increasing with each generation.
• E) an "S" that ends with a vertical line.

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Definitions:

Levels of Analysis

Refers to the different ways of approaching and examining psychological issues, ranging from biological to societal factors.

Human Behaviour

Encompasses a range of actions and mannerisms exhibited by humans, influenced by culture, attitudes, emotions, values, ethics, authority, rapport, hypnosis, persuasion, coercion, and genetics.

Null Hypothesis

Proposes that a prediction made from a given theory is false. Experiments (and other research strategies) are set up not to prove the worth of a theory, but rather to reject (or fail to reject) the null hypothesis. Thus, theories gain in strength because alternative explanations are rejected.

Experiment

A scientific procedure in which variables are manipulated and the effects on other variables are gauged. Large groups of subjects are generally used, and the results are analyzed statistically. In a true experiment, subjects are randomly assigned to experimental and control groups.