Open comments describing how a customer felt are non numerical. Such data is:
AQuarterly
BQuotidian
CQualitative
DQuantitative
Answer & Solution
Correct answer: C. Qualitative
1. Feelings are described, not counted.
2. Thematic analysis suits that material.
3. So the data is qualitative.
_Source: OpenStax Principles of Data Science, Chapter 1, What Is Data Science?_
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