A researcher is interested in determining whether there is a difference in the e

Question

A researcher is interested in determining whether there is a difference in the effectiveness of three drugs insofar as the elimination of some virus is concerned. To this end, she randomly assigns patients to one of the three drug therapies. The dependent variable is an indicator of whether the virus is present or absent in the patient after treatment. Which of the following statistical methods is most appropriate for answering this question? Independent samples t-test one-way ANOVA chi square test for independence Pearson product moment correlation.

Explanation / Answer

Ans:

Chi square test for independece is the correct answer,as dependent variable is a catogorical variable i.e whether the virus is present or absent in the patient after treatment

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