Home › AP Psychology › Psychology › Psychological Research Methods › Giving every participant an equal chance of land…
Giving every participant an equal chance of landing in either group is:
AOperational defining
BNaturalistic observation
CCorrelational research
DRandom assignment
Answer & Solution
Correct answer: D. Random assignment
1. Groups must start out comparable for a comparison to mean anything.
2. With random assignment, all participants have an equal chance of being assigned to either group.
3. That evens out unknown differences between the groups on average.
4. It is what makes a causal conclusion possible.
_Source: OpenStax Psychology 2e (CC BY 4.0), Ch 2 'Psychological Research', sections 2.1-2.4_
Related questions
Peer reviewers send their feedback to the author and to the:Random assignment supports causal conclusions because it makes the groups:Naturalistic observation is chosen when the researcher wants to know:Two variables can be correlated for which of these reasons?An operational definition matters most because it lets other researchers:Deductive reasoning in science starts from a generalization and then reaches:Before publication, a manuscript is evaluated by other experts in a process called:The reason a control group is often given an inert treatment relates to the: