underpowered
adj.—Gloss: in research or information-gathering, having insufficient data. «Analysis by fluorescence in situ hybridization to assess genetic amplification of Her-2-positive tumors revealed discrepancies between the two techniques used for tumor classification. Incorrect classification of a tumor’s Her-2 status could lead to underpowered statistics and erroneous results.» —“Personalizing Oncolytic Virotherapy?” by Balveen Kaur, E. Antonio Chiocca Molecular Therapy , 2007. (source: Double-Tongued Dictionary)
Further reading
Understanding the varieties of conversational styles can mean the difference between feeling you’re understood and being insulted. “High-involvement” speakers interrupt or talk along with someone else to signal their enthusiasm...
Amid court-ordered busing in the 1970s, a middle-school teacher tried to distract her nervous students on the first day of class with this strange assignment: find a monarch caterpillar. The result? A memorable lesson in the miracle of metamorphosis...