The given data on phosphorus concentration in topsoil forfour different soil treatments
Chapter 15, Problem 30(choose chapter or problem)
The given data on phosphorus concentration in topsoil forfour different soil treatments appeared in the articleFertilisers for Lotus and Clover Establishment on aSequence of Acid Soils on the East Otago Uplands (N.Zeal. J. of Exptl. Ag., 1984: 119129). Use a distributionfreeprocedure to test the null hypothesis of no differencein true mean phosphorus concentration (mg/g) for the foursoil treatments.I 8.1 5.9 7.0 8.0 9.0II 11.5 10.9 12.1 10.3 11.9 TreatmentIII 15.3 17.4 16.4 15.8 16.0IV 23.0 33.0 28.4 24.6 27.7
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