Falsifiability is the idea that a theory can be proven false through experimentation
Reliability is the idea that you have to be able to repeat what you’ve done to increase reliability
Falsifiability renders Freud’s theories useless as we can‘t prove that something such as the id is false
replicability may render case studies useless as it may be unethical to repeat them due to the patients usually having a specific disorder or brain injury so would be unethical to inflict on someone else.
What type of data is considered quantifiable in psychology?