If a Signal Has a Strength of 100 MW at 10

question 74

Multiple Choice

If a signal has a strength of 100 mW at 10 meters,how strong will it be at 40 meters?

• A) about 0.5 mW
• B) about 5 mW
• C) about 25 mW
• D) about 6 mW

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Definitions:

Random Assignment

Assigning participants to experimental and control groups by chance, thus minimizing preexisting differences between those assigned to the different groups.

Illusory Correlation

A cognitive bias in which a relationship between two variables is perceived to exist when in fact there is none or it is much weaker than assumed.

Dreams

Mental experiences during sleep, often containing imagery, thoughts, and emotions, which can range from mundane to deeply symbolic.

Future Events

Occurrences or situations that have not yet happened but are anticipated or expected to occur.