Not All Stevia Is Created Equally. Stevia can be grouped into three main categories: 1. Green leaf stevia: Of the various types of stevia, this is the least-processed, as the leaves have been dried up and ground into powder form.This form of stevia has been used throughout Japan and South America for centuries as a natural sweetener and health remedy.. Medication interactions: There are certain medications that interact in a negative way with stevia, including: 1  Lithium: Stevia can often act as a diuretic and prevent the bodyâs ability to rid itself of lithium.
population definition: Population is the number of people or animals in a particular place. (noun) An example of population is over eight million people living in New York City....
In statistics, population refers to the total set of observations that can be made. For example, if we are studying the weight of adult women, the population is the set of weights of all the women in the world. If we are studying the grade point average (GPA) of students at Harvard, the population is the set of GPA's of all the students at Harvard. AP Statistics.