What Are Comets Made Of

question 19

Short Answer

What are comets made of?

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Definitions:

Mound-Shaped

Description of a symmetric, bell-shaped distribution, often associated with the normal distribution.

Mean

A statistical measure that calculates the average value of a set of numbers by dividing the sum of all values by the number of values.

Median

The middle value in a dataset when it is ordered from smallest to largest, or the mean of the two middle numbers if there is an even number of values.

Sample Variance

A measure that quantifies the degree to which sample points in a dataset differ from the sample mean.