The Structure of the Reef Ecosystem Is Actually Made from the Skeletons

question 3

Multiple Choice

The structure of the reef ecosystem is actually made from the skeletons of:

• A)coral
• B)fish
• C)sharks

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Definitions:

Variability

The extent to which data points in a data set differ from each other and from the mean.

Range

The difference between the highest and lowest values in a data set.

Coefficient of Variation

A normalized measure of dispersion of a probability distribution, calculated as the ratio of the standard deviation to the mean, usually expressed as a percentage.

Variability

The extent to which data points in a dataset differ from each other and from the mean of the dataset.