Final answer:
Ice cream flavor preference is a type of qualitative data that does not have a natural order, so it is measured using a nominal scale.
Step-by-step explanation:
The question "What type of data is Ice cream flavor preference? 1) Nominal 2) Ordinal 3) Interval 4) Ratio" pertains to the levels of measurement in statistics. Ice cream flavor preference is a type of qualitative data that is categorized without a natural order or ranking. This means it is best described using a nominal scale. Nominal level data encompasses categories, colors, names, labels, and, similar to this instance, favorite foods, which are simply nominal categories and cannot be logically ordered or used in calculations.