9. For which level of data is the mode used only as a measure of central tendency? O Interval O ordinal O ratio O nominal

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9. For which level of data is the mode used only as a measure of central tendency?
O interval
O ordinal
ratio
O nominal
10. The appropriate relationship test to use when one variable is measured on an ordinal scale and the other variable is measured on at least an ordinal scale is the:
Pearson r.
chi-square test of independence.
chi-square goodness-of-fit test.
Spearman r.
Transcribed Image Text:9. For which level of data is the mode used only as a measure of central tendency? O interval O ordinal ratio O nominal 10. The appropriate relationship test to use when one variable is measured on an ordinal scale and the other variable is measured on at least an ordinal scale is the: Pearson r. chi-square test of independence. chi-square goodness-of-fit test. Spearman r.
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