Which of the Following Statements Is True About Variances

question 74

Multiple Choice

Which of the following statements is true about variances?

• A)Positive variances (i.e. ,those with a positive sign)are always favorable.
• B)Positive variances (i.e. ,those with a positive sign)are always unfavorable.
• C)Negative variances (i.e. ,those with a negative sign)are always favorable.
• D)There is not necessarily any correlation between the sign of the result (positive or negative)and whether the variance is positive or negative.

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Definitions:

Longitudinal

Involving repeated observations or examinations of the same subjects over a period of time, usually to study changes or outcomes.

Gender Differences

The distinct variations in characteristics, behaviors, and roles commonly associated with being male or female in a society.

Psychological Function

The mental processes that enable consciousness, perception, thinking, judgment, and memory, contributing to overall mental wellness.

Quasi-experimental Study

A research design that lacks random assignment of subjects to treatment and control groups, often used when conducting randomized controlled trials is impractical or unethical.