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Using the Messages from the Past Section of This Chapter

question 47

Essay

Using the Messages from the Past section of this chapter, why do you think archaeologists are such party-pooping skeptics regarding really interesting speculations about ancient aliens?


Definitions:

Data

Information collected for reference or analysis, often numerical, that can be used for calculation and statistical study.

Equal

Describes the state of being the same in quantity, size, degree, or value.

Mean

The average of a set of numerical values, calculated by adding them all up and dividing by the number of values.

Equal

Having the same value, quantity, measure, or meaning as another; identical in magnitude or degree.

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