Each of the Following Is an Operational Definition of 'Happiness

question 90

Multiple Choice

Each of the following is an operational definition of 'happiness' EXCEPT:

• A) a feeling of joy or contentment
• B) the number of times an individual smiles in an hour
• C) an individual's self-rating on a 10-point happiness scale
• D) a diffuse pattern of brain activation associated in past research with positive emotion

---

Definitions:

Single-Factor Research

An experimental design where the effect of a single independent variable on a dependent variable is assessed.

Independent Variable

A variable that is manipulated or categorized to observe its effect on a dependent variable in experimental research.

Interaction Effect

In statistics, a circumstance where the effect of one independent variable on a dependent variable is different at different levels of another independent variable.

Main Effect

The immediate effect that an independent variable has on a dependent variable within an experimental framework.