When an Explanatory Variable Is Dropped from a Multiple Regression

question 162

True/False

When an explanatory variable is dropped from a multiple regression model, the adjusted r² can increase.

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Definitions:

Commons Dilemma

Social dilemma in which cooperation by all benefits all, but competition by all harms all.

Ethnocentric Actions

Behaviors driven by the belief that one's own cultural group is superior to others.

Social Facilitation

An improvement in the performance of well-learnt/easy tasks and a deterioration in the performance of poorly learnt/difficult tasks in the mere presence of members of the same species.

Free-rider Effect

A phenomenon where individuals benefit from resources or services without contributing to the cost, common in public goods scenarios.