A private investigator â also known as a PI, Private Detective or Private Eye â is someone that is hired to undertake an investigation. Most states require PIs to be trained and licensed. Investigators often have a law enforcement and/or a military background. Back to Top.
Quantitative vs Qualitative. Quantitative and Qualitative are two terms between which a variety of differences can be identified. Quantitative has a lot to do with the quantity of an object or a person. On the other hand, qualitative has a lot to do with the quality or the attribute of an object or a person.
quantitative refers to quantity and can be quantified or measured. while qualitative referes to quality and cannot be quanitifed. When u say X product passes a test that â¦ is qualitative data, while when u say the amount of X present is 10mg/ml that is quantitative data.