9.1.13 - Methodological issues

9.1.13 Methodological issues: validity (internal, predictive, ecological), reliability, generalisability, objectivity, subjectivity, credibility.

Use - methodological issues to connect the rule to the data and decision in the question.

This matters because - methodological issues determines what can be inferred or chosen; begin with the stated conditions and keep the conclusion tied to the evidence.

Example: apply - methodological issues to one small, clearly defined case, show the key step or comparison, and explain the result in words.

Boundary: - Methodological issues is not a universal recommendation. Check the syllabus scope, assumptions, units and the limits of the evidence before generalising.