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Author Question: A scientist is hoping to compare the levels of DDT toxin found in three species of fish in a local ... (Read 122 times)

KWilfred

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on: Feb 14, 2020

Question 1

True or False.

For a valid Kruskal-Wallis test, the probability distribution from which the samples are drawn must be continuous.
◦ True
◦ False

Question 2

A scientist is hoping to compare the levels of DDT toxin found in three species of fish in a local river. He randomly samples 50 of each species to use in the analysis. For each fish, he measures the amount of DDT toxin present. Ideally he will be able to determine if a difference exists in the population of DDT toxins found in the three fish species. What type of nonparametric analysis should be used?
◦ The Kruskal-Wallis H-Test
◦ The Wilcoxon Signed Rank Test
◦ The Sign Test
◦ The Wilcoxon Rank Sum Test
◦ The Friedman Fr-Test
Statistics ¦ McClave, Sincich, Tamarack ¦ 12th Edition
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Marked as best answer by KWilfred on Feb 14, 2020

ansleighelindsey

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Reply #1 on: Feb 14, 2020
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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KWilfred

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Reply 2 on: Feb 14, 2020
Great answer, keep it coming :)

xiazhe

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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