Prospective RCTs are considered to be the only approach that is "hypothesis validating", 3 thus the only way to establish safety and efficacy.
This case highlights a potential link between gestational BPA exposure and transient neurobehavioral changes that is hypothesis generating and can serve to alert researchers to potential areas for examination in future studies.
That is, Hypothesis 7: the coefficients of employment status on subjective well-being may become insignificant after controlling for work hours.
Trialists, reviewers, and editors should carefully consider such issues when making the essential scientific distinction between primary (that is, hypothesis testing) and secondary (that is, hypothesis generating) subgroup analyses.
In summary, we hypothesise that home survival (not closing) is positively correlated with observed quality overall, that is, (hypothesis H1) and also when holding competition constant (hypothesis H1a).
While no system has the perfect mix of resource input to match service needs to answer this question, for this region, there will be components within many aspects of the study, that is, hypothesis generating, compared with the mainstream.
