For which of the following departures from the conditions required for a completely randomized design is the procedure not considered robust?
A) The populations are not normally distributed.
B) The population variances are not equal.
C) The samples are not independent.
D) All of these.
E) None of these.

Question

Quizplus · Accepted Answer

The procedure for a completely randomized design assumes that the samples are independent. If the samples are not independent, the design is not considered robust because the independence of observations is a fundamental assumption for the validity of statistical tests used in analyzing the data from such designs.

For Which of the Following Departures from the Conditions Required