words Flashcards
(22 cards)
pilot study
small scale investigation
test run of main experiment
directional hypothesis
predicts what the change will be
non directional hypothesis
predicts a change will occur
independant variable
manipulated, what Is changed
dependant variable
measured variable
operationalised
make it measurable
specific
internal validity
are we measuring what we claim to be measuring
aim
general statement of what the researcher intends to investigate
hypothesis
a testable statement that says what is being tested and prediction
null hypothesis
states nothing or no will happen
extraneous variable
can impact the DV
could be controlled
confounding variable
has impacted the DV
cannot and have not been controlled
ecological validity
how much the study is applicable to real life
mundane realism
when it is like real life
reliability
extent to which the study can be repeated
demand characteristics
when the participants guess the aim of the study and change behaviour
investigator effects
clues or cues from the researchers which impact participants behaviour
randomisation
leave as much down to change as possible
standardisation
keeping everything the same for each participant
order effects
when participants performance is effected by having already performed in the first condition
partipant variables
individual differences
random allocation
everyone has an equal chance of being chosen
