To Assign Absolute Dates to Fossils in This Sediment Core

question 61

Multiple Choice

To assign absolute dates to fossils in this sediment core, it would be most helpful if ________.

• A) we knew the order in which the fossils occurred
• B) the sediments had not been affected by underwater currents during their deposition
• C) volcanic ash layers were regularly interspersed between the sedimentary strata
• D) fossils throughout the column were equally spaced apart

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Definitions:

Square Root

A value that, when multiplied by itself, gives the original number. It is often represented as \(\sqrt{x}\) for a number \(x\).

Ranges

The difference between the maximum and minimum values in a data set, indicating the spread of values.

Coefficient of Variation

A standardized measure of dispersion of a probability distribution or frequency distribution, calculated as the ratio of the standard deviation to the mean.

Range

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