The Importance of Calibration and Reliability of Clinical Examiners in Research

question 17

Multiple Choice

The importance of calibration and reliability of clinical examiners in research is expressed in each of the following statements EXCEPT one.Which one is the EXCEPTION?

• A) Any change in study index should reflect treatment efficacy.
• B) Change in index reflects examiner use of the index.
• C) Interexaminer and intraexaminer reliability is critical to study validity.
• D) Variability leads to the possibility of having statistically significant differences.

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Definitions:

Variable

1. In symbolic logic, a symbol that stands for some, but any, unnamed individual thing; 2. In statistics, a trait regarded as a generic attribute that can exist in different degrees (values).

Closed Sentence

In predicate logic, a statement in which every variable is bound by a quantifier.

Variable

An element, feature, or factor that is liable to vary or change, often used in mathematics, statistics, and scientific experiments to represent quantities or qualities that can assume different values.

Open Sentence

A mathematical or logical statement containing one or more variables that does not have a definitive truth value until the variables are specified.