Time left 0:45 In an experiment to test the toxicity of three chemicals "A", "B" and "C", volunteers have each chemical

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Time Left 0 45 In An Experiment To Test The Toxicity Of Three Chemicals A B And C Volunteers Have Each Chemical 1 (46.51 KiB) Viewed 34 times

Time left 0:45 In an experiment to test the toxicity of three chemicals "A", "B" and "C", volunteers have each chemical applied to their skin. The degree of irritation is scored from 1 to 10 (10 being the highest). Use a Friedman test at the 99% level of confidence that each chemical comes from the same (but undefined) distribution. B C 5 3 A 6 9 6 5 7 4 3 6 9 5 7 6 6 7 5 6 5 7 The Test Statistic "F" and Critical Value are closest to 8 9 8 8 Select one: O a. O b. O c. Test Stat = 3.34 Test Stat = 1.75 Test Stat = 3.34 O d. Test Stat 1.75 Critical Value = 10.597 Cannot Reject Critical Value = 10.597 Cannot Reject Critical Value = 9.210 Cannot Reject Critival Value = 9.210 Cannot Reject