Bb Module 6: Chi-Square and X IP Take a Test Gabrielle Bur X CHome l Chegg.com x

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Bb Module 6: Chi-Square and X IP Take a Test Gabrielle Bur X CHome l Chegg.com x C https:// www.mathxl.com /Student/PlayerTe aspx Apps UF University of Florida D UF Registrar UF University of Florida: UF www.honors.ufl.edu D myUFL C University of Florida... D STARS College Por... Agenda creator l Ev... UF University of Florida: High School Codes i MyMathLab Gabrielle Burch 2/28/16 8:56 AM Quiz: Chapter 12 Review Quiz Submit Quiz This Quiz: 10 pts possible This Question: 1 pt 8 of 10 (0 complete If the Kruskal-Wallis rank test for comparing the medians is used in seven populations at the 0.01 level of significance, the upper-tail critical value from the chi-square distribution is 16.812. Complete parts (a) and (b) below. a. State the decision rule for testing the hypothe that all seven groups have equal population medi Let H be the Kruskal-Wallis test statistic. choose the correct answer below. O A. Reject Ho if H k 6.812 otherwise, do not reject Ho. O B. Reject Ho if H 6.812 and H 6.812 otherwise, do not reject Ho. O C. Reject Ho if H 6.812 otherwise, do not reject Ho. O D. Reject Ho if H 6.812 or if H> 6.812 otherwise, do not reject Ho. b. What is the statistical decision if the computed value of the test statistic His 20.78? Ho because H 20 Click to select your answer 9:56 AM 2/28/2016

Explanation / Answer

reject Ho if H>16.812 otherwise do not reject Ho

2)

reject Ho because H=20.78 is greater than 16.812

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