Final answer:
When making judgments, people often ignore statistical data and rely on personal experience or descriptive data. The correct option is d) Experiential data; case studies.
Step-by-step explanation:
When people make judgments, they often ignore relevant statistical data and make judgments using descriptive data or personal experience. The correct option that represents this is d) Experiential data; case studies. When making judgments, people often rely on their own experiences or the observations of specific cases rather than considering a broader range of statistical data. This can lead to bias and inaccurate conclusions.