Although They Cannot Indicate Causality, Correlation Studies Can

question 4

Multiple Choice

Although they cannot indicate causality, correlation studies can:

• A) lead to hypotheses that can be tested with experiments.
• B) rule out the possibility of causality.
• C) allow predictions to be made about the relationship of variables.
• D) all of these

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Definitions:

Median Income

The middle income in a list of incomes, where half of the incomes are higher and half are lower.

Gini Coefficient

A measure of income inequality within a population, ranging from 0 (perfect equality) to 1 (perfect inequality).

Mean Household Income

The average income earned by households in a specific geographical area, calculated by summing all incomes and dividing by the number of households.

Industrially Developed

Referring to countries or regions that have advanced economic bases, primarily in manufacturing and services, and high levels of income per capita.