When Graphing a Distribution of Phenotypes for a Continuous Trait,a

question 10

Multiple Choice

When graphing a distribution of phenotypes for a continuous trait,a broad curve implies

• A)little variation in the phenotypes.
• B)a large standard deviation.
• C)a small variance.
• D)a large correlation coefficient.
• E)a zero regression line slope.

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Definitions:

Quasi-Experimental Design

A research strategy that attempts to estimate the causal impact of an intervention without random assignment to treatment or control groups.

Experimental Method

A study in which a researcher manipulates a variable, referred to as the independent variable, measures possible effects on another variable, referred to as the dependent variable, and tries to hold all other variables constant.

Stereotype Threat

A situational predicament in which people are or feel themselves to be at risk of conforming to stereotypes about their social group.

Stigmatized Groups

Social groups that are subjected to discrimination, prejudice, and negative stereotyping based on perceived differences from the majority.