It Has Been Found That Humans

question 56

Multiple Choice

It has been found that humans:

• A) are sensitive to almost the entire range of electromagnetic energy.
• B) can hear sounds that are two octaves beyond the range of bats.
• C) are one of the few species that can see ultraviolet light.
• D) can see a candle flame on a clear, dark night from 30 miles away.

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Definitions:

Significant

Referring to statistical results, it denotes findings that are unlikely to have occurred by chance, indicating a meaningful difference or correlation.

Main Effects

The direct impact of an independent variable on a dependent variable in an experimental design.

Factorial ANOVA

A statistical test used to determine the effect of two or more independent variables on a dependent variable, allowing interaction effects to be assessed.

Independent Variables

Variables in an experiment or model that are manipulated or changed to observe their effects on dependent variables.