Afactory which crude oil is heated and separated into fuels and other products

What attorney successfully defended zenger during trail

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

Which of the following most likely contributed to the outbreak of world war ii?