Examlex
Darwin had very few fossils to support his theory of evolution by means of natural selection when he published On the Origin of Species (1859).Why are fossils considered essential for the study of biological evolution?
Sign Test
A non-parametric test used to determine if two related paired samples come from the same distribution, without assuming a parametric form for that distribution.
Matched Pairs
A study design where experimental units are paired up because they are similar in terms of certain factors, with one unit in each pair receiving each treatment.
Hypotheses
Proposed explanations made on the basis of limited evidence as a starting point for further investigation.
Consecutive Weeks
A series of weeks that follow one after the other without interruption.
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