**Unformatted text preview: **130 120 180 90 129 80 111 150 114 155 143 144 98 Use the table produced in problem 1 to test the hypothesis about the equality of the medians against the two-sided alternative. Use α = 0 . 05. What is the P-value? 3. Now test the same hypothesis (from problem 2) using the Wilcoxon signed rank test. Does the conclusion change? If it does, which result would you trust more? 1...

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- Spring '08
- Perevalov
- Harshad number, Wilcoxon, sign test