Suppose a Test Procedure Has Been Determined to Be Out

question 9

Multiple Choice

Suppose a test procedure has been determined to be out of control.What is the first step that should be taken by the technologist to correct the problem?

• A)recalibrate the instrument
• B)retest using fresh aliquots of control materials
• C)replace reagents
• D)perform instrument maintenance

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Definitions:

Internal Validity

The extent to which a study can demonstrate a cause-and-effect relationship between its variables.

Epidemiological Study

Research conducted to understand the distribution and determinants of health-related states or events in specific populations, and to apply this study to control health problems.

Case Study

An in-depth analysis of an individual, group, event, or situation to explore and understand its complexities.

Correlational Method

A research method that examines the extent to which two variables are associated.