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    A researcher conducts a chi-square test to determine whether there is a statistically significant difference in the rate of current anxiety disorder between an intervention and control group at baseline (pre-treatment visit). Explain why the researcher would like to retain the null hypothesis stating no significant differences in the proportion of cases with anxiety disorder in the two groups.

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    https://brainmass.com/statistics/chi-squared-test/chi-square-tests-509235

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