Electoral vs popular vote. which is best for our country in your opinion? explain

Why some people argue that the new deal reinforces traditional gender differences

What was the main purpose of one of the first world organizations

Donald is studying the eating habits of all students attending his school. he samples the population by dividing the students into groups by grade level and randomly selecting a proportionate number of students from each group. he then collects data from the sample. which type of sampling is used? select the correct answer below: systematic sampling convenience sampling stratified sampling cluster sampling