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Statistical Data Provided by the U

question 8

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Statistical data provided by the U.S. Department of Transportation shows that the median income of individuals traveling on the nation's bus systems is $18,000 compared to $65,000 for those who normally travel by air. This finding is best explained by which of the following statements?


Definitions:

Stromatolites

Layered structures formed by the growth of microbial mats, often found in fossil form and considered some of the oldest evidence of life on Earth.

Microscopic Creatures

Tiny organisms that can only be seen with the aid of a microscope, including bacteria, protozoa, and some fungi and algae.

Correlate

The process of establishing a relationship or connection between two or more variables, often used in scientific research to determine causal links or patterns.

Distinctive Rock

A type of rock that possesses unique features or characteristics, making it easily distinguishable from other rocks.

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