Results 51 to 60 of about 3,758,239 (336)

Determining Plasma Protein Variation Parameters as a Prerequisite for Biomarker Studies—A TMT-Based LC-MSMS Proteome Investigation

open access: yesProteomes, 2021
Specific plasma proteins serve as valuable markers for various diseases and are in many cases routinely measured in clinical laboratories by fully automated systems.
Lou-Ann C. Andersen   +5 more
doaj   +1 more source

Sample size determination for logistic regression: A simulation study [PDF]

open access: yes, 2014
This article considers the different methods for determining sample sizes for Wald, likelihood ratio, and score tests for logistic regression. We review some recent methods, report the results of a simulation study comparing each of the methods for each ...
Bush, S
core   +1 more source

SAMPLE SIZE DETERMINATION FOR AGRONOMIC EXPERIMENTS

open access: yesThe Iraqi Journal of Agricultural science
Determining sample size to estimate the mean value of a target (infinite) population is of prime importance to have correct results and conclusions. In general, sample sizes differ as the studied objects differ.
Medhat M. Elsahookie, A. A. Dawood
doaj   +1 more source

Indicators of Evidence for Bioequivalence

open access: yesEntropy, 2016
Some equivalence tests are based on two one-sided tests, where in many applications the test statistics are approximately normal. We define and find evidence for equivalence in Z-tests and then one- and two-sample binomial tests as well as for t-tests ...
Stephan Morgenthaler, Robert Staudte
doaj   +1 more source

Effect of Grinded Particle Size on the Determination of Aflatoxin B1 in Maize Evaluated by Fractional Preparation Method

open access: yesLiang you shipin ke-ji, 2023
To evaluate the influence of grinded particle size on the determination of aflatoxin B1(AFB1), improve the sample preparation method and the repeatability of the current national standard detection method for the determination of AFB1 of corn raw grain ...
ZHANG Yan   +4 more
doaj   +1 more source

Sample Size Determination Techniques for Behavioral Sciences Research

open access: yesJournal of Humanities and Social Sciences Mahasarakham University, 2023
The purposes of this article are to inform readers about. - 1) how to gain better understanding regarding the sample size techniques for behavioral science research, 2) know how to determine the sample size for classical behavioral sciences ...
Rungson Chomeya, Sombat Tayraukham
doaj  

On the Assessment of Average Biosimilarity Based on a Three-Arm Parallel Design [PDF]

open access: yesJournal of Statistical Theory and Applications (JSTA), 2017
Average biosimilarity is investigated under a three-arm parallel design: one arm corresponds to the test drug T , and the other two arms correspond to two versions of the reference drug, say R1 and R2. The hypothesis of interest is the equivalence of the
Ginto Jacob Pottackal, Thomas Mathew
doaj   +1 more source

Cell wall microstructure, pore size distribution and absolute density of hemp shiv [PDF]

open access: yes, 2018
This paper, for the first time, fully characterizes the intrinsic physical parameters of hemp shiv including cell wall microstructure, pore size distribution and absolute density.
Ansell, M. P.   +3 more
core   +1 more source

Sample size determination in medical researches

open access: yesمجله علمی دانشگاه علوم پزشکی کردستان, 2020
Background and Aim: One of the problems of the researchers at the start of the research is the estimation of sample size and selection of an appropriate sample of the population. Small sample size can damage research credibility and lead to loss of money
Daem Roshani, Bijan Nouri, Masoud Moradi
doaj  

Sample Size Determination to Evaluate the Impact of Highway Improvements [PDF]

open access: yes, 1989
This paper was prepared for the Department of Transport, as a support document to a main report on the feasibility of measuring responses to highway improvements.
Fowkes, A.S., Watson, S.M.
core  

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