Mathematics, 13.01.2020 01:31 nunezjazmine01
What is the difference between internal validity and external validity? a. a statistical analysis is said to have external validity if the statistical inferences about causal effects are valid for the population being studied. the analysis is said to have internal validity if conclusions can be generalized to other populations and settings. b. a statistical analysis is said to have internal validity if the statistical inferences about causal effects are valid for the population being studied. the analysis is said to have external validity if conclusions can be generalized to other populations and settings. c. a statistical analysis is said to have internal validity if the statistical inferences about causal effects can only be verified by a few researchers. the analysis is said to have external validity if conclusions can be verified by many researchers. d. internal validity and external validity are equivalent.
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