Performance Should Never Be Measured Simply by Observation; Some Written

question 65

True/False

Performance should never be measured simply by observation; some written report should always be used.

---

Definitions:

Data

Information collected for reference or analysis, often numerical in nature, used to calculate or demonstrate patterns.

Squared Deviation

The square of the difference between an observed value and the mean, used in statistical analysis to measure variance.

Mean

The arithmetic average of a set of values, calculated by summing all the values and then dividing by the number of values.

Variance

A measure of the dispersion or spread of a set of data points around their mean value.