Variances Are Labeled as

question 68

Multiple Choice

Variances are labeled as

• A)Avoidable or unavoidable.
• B)Favorable or unfavorable.
• C)Positive or negative.
• D)Committed or discretionary.

---

Definitions:

Validity

The accuracy with which a study reflects the true situation.

Bias

A systematic error or deviation from the truth in results or inferences that can affect the validity of research findings.

Randomization

is a process used in experimental designs to allocate subjects randomly to different groups to ensure each group is similar and that the treatment effects can be attributed solely to the treatment being tested.

Concealment of Random Allocation

A technique used in clinical trials to prevent selection bias by ensuring the assignment of participants to different groups is not known in advance by the researchers.