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Author Question: Concerning the KruskalWallis test, the test statistic follows a chi-square distribution ... (Read 79 times)

byomi

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on: Feb 26, 2023

Question 1

Calculate the Spearman’s rank correlation coefficient for the following data:

​

xy
090
5028
15042
20010
25059
30051
35085
40073
450104
50095

​


◦

–0.560


◦

0.520


◦

0.531


◦

0.588



Question 2

Concerning the Kruskal–Wallis test, the test statistic follows a chi-square distribution with\(\style{font-family:Times New Roman;}{k-1}\)degrees of freedom ifH0is true and:

◦

\(\style{font-family:Times New Roman;}{n\geq30}\).


◦

\(\style{font-family:Times New Roman;}{k\geq5}\).


◦

\(\style{font-family:Times New Roman;}{n_i\geq20\;\forall\;i}\).


◦

\(\style{font-family:Times New Roman;}{k=3}\). and\(\style{font-family:Times New Roman;}{n_i\geq6\;(i=1,\;2,\;3)}\)

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Marked as best answer by byomi on Feb 26, 2023

gcurrens

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Reply #1 on: Feb 26, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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byomi

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Reply 2 on: Feb 26, 2023
YES! Correct, THANKS for helping me on my review

skipfourms123

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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