Unilineal Descent Systems

question 44

Multiple Choice

Unilineal descent systems:

• A) are very rarely found today in the world.
• B) comprise the majority of the world's kinship designations.
• C) are found only among hunters and gatherers.
• D) are found today, but were not utilized in the past.
• E) are no longer used today in any society.

Differentiate between observational and experimental studies.

Identify and explain common sources of bias in surveys and studies.

Recognize factors important in designing questionnaires to minimize errors.

Understand the concept of sampling and various sampling techniques.

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Definitions:

Standard Deviation Units

Units measured in terms of the number of standard deviations away from the mean of the distribution.

Cohen's D

A measure of effect size indicating the standard deviation difference between two means.

Effect

The change or impact that an independent variable has on a dependent variable in an experimental setting.

Type I Errors

Incorrectly disapproving a correct null hypothesis, famously labeled as a "false positive."