The correct answer in Exercise 8.38(c) implies that if the
chi-squared statistic is used for a contingency table having ordered categories
in both directions, then (select the correct rcsponsc(s))
(a) The statistic actually treats the variables as nominal.
(b) Information about the ordering is ignored.
(c) The testis usually not as powerfulfor detecting
association as a test statistic based on numbers of concordant and discordant
(d) The statistic cannot differentiate between positive and
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