The sun rose at 6: 45 this morning:
observation or inference

Which life stage is often defined by a feeling of having a set course in life and an established career?

All living things share certain characteristics. which of the following characteristics is not shared by all living things?

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