Reaching the incorrect conclusion that one event causes another because the events tend to occur together is called: select one: a. the scientific method. b. the economic way of thinking. c. making choices at the margin. d. the fallacy of false cause.

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

Statement best describes the main reason behind the establishment of government in the early river valley civilization‘s

Minimum annual income needed by a family to survive is what