If a researcher can say that A causes B, then the researcher has most likely used

Question

Quizplus · Accepted Answer

Only the experimental method can establish cause-and-effect relationships by systematically manipulating an independent variable and measuring its effects on a dependent variable. The correlational method can only show a relationship between variables, but it cannot determine causation. Laboratory observation and case study methods do not typically involve manipulating variables and may not be able to establish cause and effect.

If a Researcher Can Say That a Causes B, Then