When Researchers Measure an Unchanging Phenomenon at Two Different Times,the

question 21

Multiple Choice

When researchers measure an unchanging phenomenon at two different times,the degree to which the two measurements are related is called ______.

• A)test-retest reliability
• B)criterion validity
• C)predictive validity
• D)interitem reliability

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Definitions:

Sodium Intake

The amount of sodium consumed, typically measured in milligrams per day, important for maintaining fluid balance and blood pressure.

Hypertension

Hypertension, often known as high blood pressure, is a chronic medical condition where the blood pressure in the arteries is persistently elevated.

Statistical Significance

a mathematical measure that indicates whether the results of a study are likely not due to chance at a specified level of probability.

Catastrophic Thinking

Catastrophic thinking is an irrational thought process whereby an individual believes that something is far worse than it actually is; it can pertain to obsessing over possible worst-case scenarios.