Question: Th e phi correlation coeffi cient is an appropriate test statistic for data on what scale of measurement? a. Both factors are interval or ratio

Th e phi correlation coeffi cient is an appropriate test statistic for data on what scale of measurement?

a. Both factors are interval or ratio data.

b. Both factors are ranked or ordinal data.

c. Both factors are dichotomous (nominal) data.

d. One factor is dichotomous or nominal variable, and a second factor is continuous

(interval or ratio) data.

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