Respuesta :
The internal validity of an experimental design is concerned with the question - "Did the independent variable really produce a change in the dependent variable?"
Inner validity refers in particular to whether an experimental remedy/situation makes a difference or no longer, and whether there is enough evidence to guide the declaration. Outside validity refers to the generalizability of the treatment/circumstance results.
Internal validity refers back to the diploma of self-assurance that the causal courting being tested is truthful and not encouraged with the aid of other elements or variables. Outside validity refers to the extent to which results from a look can be carried out (generalized) to different conditions, businesses, or events.
Internal validity is the volume to which you may be confident that a motive-and-effect relationship hooked up in an observation cannot be explained via different factors.
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