Volunteer Bias Is a Threat to External Validity

question 15

True/False

Volunteer bias is a threat to external validity.

---

Definitions:

Annual Rate

A fixed percentage representing the yearly cost or return of a financial product or service.

Economic Value

The importance or usefulness of a good or service in terms of the wealth it can generate or the well-being it can provide.

Earn

To receive payment in exchange for work or services provided, or as a return on investment.

Interest Annually

Interest calculated once a year on the principal or existing amount.