Crees que en el ejercicio de la paz se necesitan valores?

Articles of the confederation is a good representation of a system of government.

Who won the debate over ratifying the constitution

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