In the article ?Whole-Body Dual-Modality PET/CT and Whole Body MRI for Tumor Staging in Oncology? (Antoch, et
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In the article ?Whole-Body Dual-Modality PET/CT and Whole Body MRI for Tumor Staging in Oncology? (Antoch, et al., Journal of the American Medical Association, Vol. 290, No. 24), the authors cite the importance of accurately identifying the stage of a tumor. Accurate staging is critical for determining appropriate therapy. The article discusses a study involving the accuracy of positron emission tomography (PET) and computed tomography (CT) compared to magnetic resonance imaging (MRI). Using the data in the given table for 50 tumors analyzed with both technologies, does there appear to be a difference in accuracy? Does either technology appear to be better?
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According to the problem we can use the Chisquare 2 test statistic Here we can consider the two diff...View the full answer
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