Identify the Following as an Experiment or an Observational Study

question 52

Multiple Choice

Identify the following as an experiment or an observational study.
-A researcher obtained a random sample of smokers aged between 60 and 70 and a random sample of nonsmokers aged between 60 and 70. She compared the rates of arthritis for the smokers and for the
Nonsmokers.

• A) Experiment
• B) Observational study

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Definitions:

Inventory

All products and materials that a company holds, aimed at either resale or being incorporated into manufacturing processes.

FOB Shipping Point

A term of sale indicating that the buyer assumes responsibility for shipping costs and risk of loss once the seller has delivered the goods to the shipping carrier.

Sales Discount

A reduction in the price of a product or service offered to customers, typically to prompt early payment or bulk purchases.

Cash Returns

Financial returns or profits that are received in the form of cash, as opposed to stock dividends or other non-liquid forms of return.