Examlex
What is rotational grazing an example of?
Observational Study
A study wherein researchers observe and record data without manipulating any variables, in contrast to an experimental study.
Matched Pairs
A study design in which subjects are paired based on specific characteristics, with one in each pair receiving treatment and the other not.
Blocking
A technique in experimental design used to reduce the effects of nuisance variables by grouping subjects into blocks based on these variables.
Experimental Unit
The smallest division of the experimental material such that any two units may receive different treatments during the experiment.
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