Unit 1 Common FRQ Terms Flashcards
operational definition
a specific description of how exactly the dependent variable is measured
experiment
the manipulation of an independent variable, measurement of a dependent variable, and exposure to multiple participants
correlation
a perceived relationship between the independent variable and the dependent variable
dependent variable
the variable being measured
statistical significance
a measure of whether or not results are due to the independent variable or some other variable
random assignment
participants in an experiment are assigned to different groups within the study by chance
apa ethical guidelines for experiments
informed consent, limited deception, protect from harm and discomfort, confidentiality, debrief
double blind study
neither the experimenters nor the participants know who is in each group
illusory correlation
a perceived relationship where one doesn’t actually exist
mean
the average of all the results
median
the middle result of all the results
descriptive statistics
quantitatively summarizes features from a collection of information
inferential statistics
uses data to assume something about the general population based on random samples
single-blind study
the participants don’t know which group they are in
random selection
random members of the population are selected to participate in the study
