Question 20 Researchers wish to determine if there is a difference between the median home selling price and list price. A random sample of 50 homes is chosen (their selling and list prices are recorded) and the Wilcoxon Signed-Rank Test is performed. Statdisk returns the following information: Num Unequal pairs : 49 Using Approximation Test Statistic, 7: 0. 0000 Mean M: 612-5 100. 5298 st. Dev : Test Statistic, 2: - 6. 0927 + 1. 95 9962 Critical Z : Reject the Null Hypothesis Based upon this output, what can be concluded about the median home selling and list prices? X There is sufficient evidence to conclude that there is a difference in the median home selling and list prices. There is insufficient evidence to conclude that there is a difference in the median home selling and list prices. Page |8 The results are statistically insignificant Both (b) and (c)