In a randomized block design the blocks often represent levels of
A) a lurking variable suspected of being confounded with the explanatory variable.
B) the explanatory variable.
C) the response variable.
D) placebo dosage.

Question

Quizplus · Accepted Answer

In a randomized block design, blocks are used to account for variation due to a lurking variable that is suspected of being confounded with the explanatory variable. This design helps to isolate the effect of the explanatory variable on the response variable by controlling for the lurking variable.

In a Randomized Block Design the Blocks Often Represent Levels