The Variance Is a Measure of Dispersion or Variability of a Random

question 86

Multiple Choice

The variance is a measure of dispersion or variability of a random variable. It is a weighted average of the

• A)square root of the deviations from the mean
• B)square root of the deviations from the median
• C)squared deviations from the median
• D)squared deviations from the mean

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Definitions:

Health Care

The maintenance or improvement of health via the prevention, diagnosis, treatment, recovery, or cure of disease, illness, injury, and other physical or mental impairments in people.

Labor-intensive Business

A business that requires a high level of manual labor input compared to capital investment, typically characterized by a significant proportion of operational costs being attributed to human labor.

Capital-intensive Business

A type of business that requires significant investment in capital assets like machinery and equipment, often associated with manufacturing industries.

Service-intensive Business

A type of enterprise that primarily offers services rather than goods, requiring a high level of customer interaction and support.