Which of the Following Is NOT a Problem Associated with Observational

question 97

Multiple Choice

Which of the following is NOT a problem associated with observational methods?

• A) Reactivity may compromise validity.
• B) People may change their behaviour if they know they are being observed or recorded.
• C) Observers may begin to develop their own theories of behaviours mid-way through the observation.
• D) Observer drift may occur.
• E) Observation is expensive in terms of time and scoring procedures.

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Definitions:

Price Elasticity of Demand

An indicator of the sensitivity of the demand for an item to adjustments in its pricing.

Perfectly Inelastic Demand

Product or resource demand in which price can be of any amount at a particular quantity of the product or resource that is demanded; when the quantity demanded does not respond to a change in price; graphs as a vertical demand curve.

Perfectly Elastic Demand

Product or resource demand in which quantity demanded can be of any amount at a particular product or resource price; graphs as a horizontal demand curve.

Graphed

A method of representing data visually using charts or plots to illustrate relationships between different variables.