research methods

• prediction of how two or more factors are likely to be related
• written as an if/then statement

factor that can be manipulated

describes exactly what the variables are and how they are measured within the context of your study

scientists always want to prove their hypothesis true

reliable( repeatable) and valid (accurate)

• organized set of hypothesis that is widely excepted as a tentative explanation for a phenomenon
• Correlation research methods are used to obtain these goals

describe, make predictions, control, explain

• observe someone is natural habitat so they can get info on typical behaviors of humnas and animals.
• jane goodall chimps
• problem is people perceive things differently

people act differently when they know their being watched

• 1 naturalistic observations
• 2 case studies
• 3 surveys

• thorough study, can be useful for studying rare, complex phenomenon
• usually done by clinical psychologists

shouldnt be biased or leading

only method that gives the control needed to directly test cause-and-effect relationships

can be manipulated

effect of independent

• independent been altered
• receive treatment

• provides basis for comparison
• often with a placebo

• UNEXPWCTED OCCURENCE
• (allergic reactions, placebo effect, experimenter bias

no one knows whos receiving the treatment