As industry grew in north carolina, so did banking. why do you think this was so?

How is the uk’s government is solving the air pollution problem?

Why does the united states constitution require that a national census be taken every ten years?

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