If the observed test value of a hypothesis test is outside of the established critical value, a researcher would claim significant support for the hypothesis. The correct option is A.
A hypothesis is an elaboration suggested for a phenomenon. The scientific technique requires that a hypothesis be testable in order for it to be considered a scientific assumption.
Scientists typically base theoretical constructs on previous observations that aren't properly explained by existing scientific theories.
A data analysis hypothesis is a theory or expectation that will be tested through research.
A research scientist would claim substantial support for a supposition if the observed value of the test statistic of a hypothesis test is greater than the established critical value.
Thus, A is the correct answer.
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