APFIVE Two-Proportion Z-Test Independence Condition
How does the independence condition for a two-proportion z-test differ from that of a single-proportion test when dealing with a randomized experiment?
A
It focuses solely on the independence between the two groups, ignoring within-group independence
B
It only requires independence within each group, not between groups
C
It requires independence both within and between the two groups being compared
D
It assumes automatic independence due to randomization, negating the need for further checks
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