 It is a potentially valuable insight and, should anything be missing in the pilot study, it can be added to the full-scale (and more expensive) experiment to improve the chances of a clear outcome.
<coherence>  It is a potentially valuable insight and, should anything be missing in the pilot study, it can be added to the full-scale (and more expensive) experiment to improve the chances of a clear outcome.
 The pilot study is potentially a critical insight to clinical trial design, recruitment and sample size of participants, treatment testing, and statistical analysis to improve the power of testing the hypothesis of the study. Analysis from the pilot experiment can be added to the full-scale (and more expensive) experiment to improve the chances of a clear outcome.