A Study Is Said to Have Internal Validity If the Researcher

question 21

Multiple Choice

A study is said to have internal validity if the researcher can be relatively confident that ____.

• A)the same results would occur if the experiment were replicated
• B)changes in the independent variable caused changes in the dependent variable
• C)the operational definitions used in the study were chosen well
• D)the sample was representative of the broader population of interest

---

Definitions:

Cash Equivalents

Short-term, highly liquid investments that are easily convertible to a known amount of cash and are subject to insignificant risk of changes in value.

Cheques Outstanding

Cheques that have been written and recorded in the payer's accounting system but have not yet been cashed or cleared by the receiving bank.

Prepaid Expenses

Payments made for goods or services to be received in the future, treated as assets on a balance sheet until used.

Operating Expenses

All expenses incurred from a company's operational activities, excluding cost of goods sold, interest, and taxes.