ture [1984): 119–129). Use the KW test and a .01 significance level to test the null hypothesis of no differ- ence in true mean phosphorus concentration for the four soil treatments.
ture [1984): 119–129). Use the KW test and a .01 significance level to test the null hypothesis of no differ- ence in true mean phosphorus concentration for the four soil treatments.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question

Transcribed Image Text:16.21 • The given data on phosphorus concentration in
topsoil for four different soil treatments appeared in the
article "Fertilisers for Lotus and Clover Establishments
on a Sequence of Acid Soils on the East Otago Up-
lands" (New Zealand Journal of Experimental Agricul-
ture [1984): 119-129). Use the KW test and a .01
significance level to test the null hypothesis of no differ-
ence in true mean phosphorus concentration for the four
soil treatments.

Transcribed Image Text:Treatment
Concentration (mg/g)
8.1
5.9
7.0
8.0
9.0
II
11.5
10.9
12.1
10.3
11.9
II
15.3
17.4
16.4
15.8
16.0
IV
23.0
33.0
28.4
24.6
27.7
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