a researcher must be precise about the sample
subjects respond to a series of statements or questions on a questionnaire or in an interview
a research method for investigating cause and effect
it is used to study what cannot be observed directly
it targets some population
it typically describes findings, showing people’s views on some issue
it might provide clues about cause and effect
it is run under highly controlled conditions
it follows the logic of science
it is created to test a hypothesis
it is typically explanatory
a researcher gathers the evidence to reject or accept the hypothesis
