qualitative data
In machine learning, qualitative data is data which holds categorical values.
Dictionary
quantitative data
In machine learning, quantitative data is data which holds numerical values that represent magnitude. This is in contrast to qualitative data, which actually hold categorical values.
quasi identifier
A quasi identifier in machine learning is a data value which does not directly contain personally identifiable information (PII). Instead quasi data is typically used in conjunction with other data to uniquely identify an individual.