For problems 1-4 determine which test is most appropriate to use in each of the

Question

For problems 1-4 determine which test is most appropriate to use in each of the situations. (Do NOT do the actual test.) Any of the tests listed below are possible T test for one sample Wilcoxon signed-rank test Paired T- Test Wilcoxon matched pairs test Wilcoxon rank sum test Two Sample T-test One-way ANOVA Kruskal-Wallis ANOVA by ranks e 1 A pharmaceutical company recorded the changes in rat cerebral serotonin after the administration of LSD and methyl-d-lysergic acid (UML). The company's biologists also took measurements on 8 controls. The results are in the table below. Do these data provide sufficient evidence to indicate a difference among the groups? 340 325 309 356 340 340 386 356 356 386 371 371 402 385 402 402 402 417 Control 340 LSD UML 294 263

Explanation / Answer

For this problem, one way Anova test is the most appropriate test.

The one-way analysis of variance (ANOVA) is used to determine whether there are any statistically significant differences between the means of two or more independent groups.

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