|quote=}}</ref> When attempting for an interpretation of research results, the scientist must be leery of extrapolating beyond the range of the data and conscious of the underlying assumptions to avoid drawing invalid conclusions.<ref>{{cite web |title=The fallacy of free extrapolation |author=Riegelman R. |publisher=Postgraduate medicine |date=September 1979 |issue=66(3)|pages=189–91, 194 |url=http://www.ncbi.nlm.nih.gov/pubmed/471851 |accessdate=October 31, 2013}}</ref>
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|quote=}}</ref> When attempting for an interpretation of research results, the scientist must be leery of extrapolating beyond the range of the data and conscious of the underlying assumptions to avoid drawing invalid conclusions.<ref>{{cite web |title=The fallacy of free extrapolation |author=Riegelman R. |publisher=Postgraduate medicine |date=September 1979 |issue=66(3)|pages=189–91, 194 |url=https://www.ncbi.nlm.nih.gov/pubmed/471851 |accessdate=October 31, 2013}}</ref>