Approximately How Many People Live in Close Proximity to Active

question 64

Multiple Choice

Approximately how many people live in close proximity to active volcanoes?

• A) 1 million
• B) 5 million
• C) 50 million
• D) 500 million
• E) 1 billion

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Definitions:

Standard Deviation

A measure of the dispersion or spread of a set of values, showing how much variation there is from the average (mean).

Range

The difference between the largest and smallest values in a set of data.

Variance

A measure of variability that describes the spread of a data set or distribution.

Standard Deviation

A measure of the dispersion or variability within a dataset, indicating how spread out the values are from the mean.