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The following table lists results from an experiment designed to test the ability of dogs to use their extraor mell to detect malaria in
The following table lists results from an experiment designed to test the ability of dogs to use their extraor mell to detect malaria in samples of children's socks (based on data presented at an annual meeting of the Society of Tropical Medicine, by principal investigator Steve Lindsay). The accompanying information she aypotheses and TI-83/84 Plus calculator results for the experiment. Assume that the hypothesis test require satisfied. Complete parts (a) through (c) below. Dog Was Correct Malaria Was Present 123 Malaria Was Not Present 131 14 Dog Was Wrong 52 Click the icon to view the hypotheses and the calculator output. a. Identify the test statistic and the P-value, and then state the conclusion about the null hypothesis. The test statistic is Round to two decimal places as needed.) Identify the P-value. The P-value is Round to three decimal places as needed.) State the conclusion. Choose the correct answer below. A. Fail to reject the null hypothesis of independence between whether the dog is correct and whether malaria is present. B. Reject the null hypothesis of independence between whether the dog is correct and whether malaria is present. C. Fail to reject the null hypothesis of dependence between whether the dog is incorrect and whether malaria is present. D. Reject the null hypothesis of dependence between whether the dog is incorrect and whether malaria is present.
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