A survey that measures the prevalence and severity of food insecurity and hunger is?

A survey that measures the prevalence and severity of food insecurity and hunger is

Food security supplement survey.

Quantitative data and Qualitative data

Qualitative data are type of datas that were gathered through a descriptive either verbal or written means like:

Phenomenology

Case studies

Field studies

Archival studies

Qualitative studies

Surveys

While, quantitative data are data that can be used to infer facts or generalise into a populace using statistical methods from inferential statistics like t-test, anova, and other related methods.

These qualitative data can be made into a quantitative data by means of context analysis.