Results 11 to 20 of about 4,476,628 (330)

Studi Pengaruh Variabel Proses dan Kinetika Ekstraksi Nikel dari Bijih Nikel Laterit Menggunakan Larutan Asam Sulfat pada Tekanan Atmosferik

open access: yesJurnal Rekayasa Proses, 2021
Leaching at atmospheric pressure is one of the leaching methods of concern because it has several advantages, namely that it can process low-level nickel ore, can operate at temperatures >100 ⁰C at atmospheric pressure, and can be used in saprolite and ...
Wahab Wahab   +7 more
doaj   +1 more source

A statistical analysis of the financial performance of organic and conventional farms in the Czech Republic with respect to their size

open access: yesAgricultural Economics (AGRICECON), 2020
Organic farming represents an environment-friendly alternative to conventional farming techniques. The aim of this paper is to assess whether there are differences in financial performance of the Czech agricultural enterprises as measured by financial ...
Filip Hampl
doaj   +1 more source

How to use analysis of variance correctly——the tests of homogeneity of variance and SAS implementation

open access: yesSichuan jingshen weisheng, 2022
The purpose of the paper was to introduce the test for homoscedasticity and the SAS implementation. The test of homogeneity of variance could be divided into the following three categories, ①analysis of variance directly based on comparison of variances,
Hu Chunyan, Hu Liangping
doaj   +1 more source

Analysis of Variance, Heritability, Correlation and Selection Character of M1 V3 Generation Cassava (Manihot Esculenta Crantz) Mutants [PDF]

open access: yes, 2018
Information about genetic variability and correlation between qualitative character and yield are important to support a selection program. The objective of this research was to determine genetic variability, heritability, and path analysis of M1 V3 ...
Ardie, S. W. (Sintho)   +3 more
core   +1 more source

Variance Analysis of Randomized Consensus in Switching Directed Networks [PDF]

open access: yes, 2009
In this paper, we study the asymptotic properties of distributed consensus algorithms over switching directed random networks. More specifically, we focus on consensus algorithms over independent and identically distributed, directed Erdos-Renyi random ...
Jadbabaie, Ali   +2 more
core   +5 more sources

ANOVA_robust: A SAS Macro for Parametric Tests of Mean Differences in One-Factor ANOVA Models

open access: yesJournal of Statistical Software, 2020
Testing the equality of several independent group means is a common statistical practice in the social sciences. The traditional analysis of variance (ANOVA) is one of the most popular methods.
Thanh V. Pham   +5 more
doaj   +1 more source

Performing Two-Way Analysis of Variance Under Variance Heterogeneity [PDF]

open access: yes, 2003
Small sample properties of the method proposed by Brunner et al. (1997) for performing two-way analysis of variance are compared to those of the normal based ANOVA method for factorial arrangements.
Payton, Mark E., Richter, Scott J.
core   +3 more sources

The impact of different nitrogen amount and sources on the yield of three silage corn cultivar (KSC500 - KSC703- KSC704)

open access: yesEnvironment Conservation Journal, 2016
Nitrogen is one of the most important elements required for grain production in different parts of the country. In order to investigate nitrogen consumption in planting three silage corn cultivar: medium Karaj KSC500, new serotinous KSC703 and local ...
Rouhollah Keykhosravi   +2 more
doaj   +1 more source

Analysis of variance--why it is more important than ever [PDF]

open access: yes, 2005
Analysis of variance (ANOVA) is an extremely important method in exploratory and confirmatory data analysis. Unfortunately, in complex problems (e.g., split-plot designs), it is not always easy to set up an appropriate ANOVA.
Hoijtink, Herbert, Hox, Joop
core   +8 more sources

Analysis of variance: Comfortless questions [PDF]

open access: yesComputational Ecology and Software, 2017
In this paper the simplest variant of analysis of variance is under consideration. Three examples from textbooks by Lakin (1990) and Rokitsky (1973) were re-considered.
L.V. Nedorezov
doaj  

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