In Order to Reduce Observer Bias in an Observational Research

question 9

Multiple Choice

In order to reduce observer bias in an observational research design, a researcher might

• A) set the alpha level prior to observing.
• B) use field notes or brief reports to record data.
• C) specify ahead of time who will be observed and for how long.
• D) use a stratified random sample.

---

Definitions:

Consumer

An individual or group that purchases goods and services for personal use, driving demand in the economy.

Third-Party Payments

Transactions in which the person making a payment is not directly receiving the good or service, often seen in healthcare and insurance.

Healthcare Prices

The cost associated with medical services and products, which can vary widely depending on a variety of factors.

Economize

The act of using resources efficiently, especially to reduce costs.