Question Help Which of the following is NOT a requirement of

Question Help Which of the following is NOT a requirement of conducting a hypothesis test for independence between the row variable and column variable in a contingency table?

A.

The sample data are represented as frequency counts in a two-way table.

B.

For every cell in the contingency table, the expected frequency, E, is at least 5.

C.

The sample data are randomly selected.

D.

For every cell in the contingency table, the observed frequency, O, is at least 5.

Solution

OPTION D. For every cell in the contingency table, the observed frequency, O, is at least 5. [ANSWER]

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The expected value must be at least 5, but the observed value does not need to be at least 5.