Exercise 20 67 Algo The Accompanying Data File Shows The Closing Stock Price In For A Phamaceutical Firm Over The Pa 1 (76.02 KiB) Viewed 21 times
Exercise 20-67 Algo The accompanying data file shows the closing stock price (in $) for a phamaceutical firm over the past five days. Click here for the Excel Data File a. Specify the competing hypotheses to determine whether the median stock price is greater than $62.41. HO: m = $62.41; HA: m < $62.41 Ho: m = $62.41; HA: m # $62.41 Ho: ms $62.41; HA: m > $62.41 b. Calculate the value of the Wilcoxon signed-rank test statistic T. Test statistic
c.The p-value for the test is found to be equal to 0.688. At the 5% significance level, is the median stock price greater than $62.41? Yes, since we reject the null hypothesis Yes, since we do not reject the null hypothesis. No, since we reject the null hypothesis. O No, since we do not reject the null hypothesis.