Ultrasonic Radiation Is Part of the Electromagnetic Spectrum,and Has No

question 2

Multiple Choice

Ultrasonic radiation is part of the electromagnetic spectrum,and has no effect on tissue.

• A)Both statements are true.
• B)Both statements are false.
• C)The first statement is true,the second is false.
• D)The first statement is false,the second is true.

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Definitions:

Research Hypothesis

A specific, testable prediction about the expected outcome in a study, often indicating a predicted relationship between variables.

Nondirect Relationship

A relationship between two variables where changes in one variable do not lead to consistent and predictable changes in another variable directly.

One-tailed

A hypothesis test where the area of interest is only on one side of the sampling distribution, indicating either a greater-than or less-than direction but not both.

Two-tailed

A type of statistical test that considers both directions of a possible effect, looking for deviations from a null hypothesis in two opposite directions.