Which of the Rules for Coding Has Been Violated by the Following

question 59

Multiple Choice

Which of the rules for coding has been violated by the following responses to a question about a respondent's age? ? $\text {unger 20}$
? $\text {21-30}$
? $\text {\(31 - 40\) }$
? $\text {51-60}$
? $\text { over } 65$

• A) Coding categories should be exhaustive.
• B) Coding categories should be test tabulated.
• C) Coding categories should be mutually exclusive.
• D) Coding categories should be independent.

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Definitions:

Natural Experiments

Observational study setups where the variables of interest change naturally, allowing researchers to study outcomes without direct manipulation.

Laboratory Experiments

Controlled testing environments where researchers manipulate variables to study effects in a lab setting.

Theories

Systematic frameworks for explaining phenomena, often based on principles and evidence from a specific field of study.

Data

Information, facts, or numbers collected together for reference or analysis.