In a randomized block design, experimental units are arranged into similar groups based on extraneous factors in an effort to reduce error variation in experimental results.

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In a randomized block design, experimental units are grouped (or blocked) based on extraneous factors that are not of primary interest but are thought to affect the response variable, with the aim of reducing error variation and increasing the experiment's sensitivity to detect differences among treatments.

In a Randomized Block Design, Experimental Units Are Arranged into Similar