Why Might Cave and Rock Shelters Be Overrepresented in the Fossil

question 24

Multiple Choice

Why might cave and rock shelters be overrepresented in the fossil record?

• A) They are more likely to be found than are sites that were once in the open but now buried.
• B) They tend to be very damp, which promotes fossilization.
• C) Wild animals cannot access the tools or bones in caves, so they are more likely to be preserved.
• D) Paleoanthropologists have preconceived notions about hominins living in caves, so they are more likely to search there.

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Definitions:

Adjusted R Square

A statistical measure that indicates the proportion of variance in the dependent variable predictable from the independent variable(s), adjusted for the number of predictors in the model.

Variance

The square of the standard deviation, indicating how much the values in a set vary from the mean.

Prediction Interval

A range of values that is likely to contain the value of an unknown parameter for a given level of confidence.

Confidence Interval

A range of values, derived from sample data, that is likely to contain the value of an unknown population parameter with a specified level of confidence.