How might the conceptual variables "affection," "intelligence," and "stress" be operationalized by a researcher

Explanation:

A conceptual variable is theoretical concept such as intelligence (tells the concept). Operational variable is when researchers are trying to test their hypothesis in a specific what to collect their data.(tells how to measure)

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .