• No se han encontrado resultados

Sample size

Sample size requirements for interval estimation of the strength of association effect sizes in multiple regression analysis

Sample size requirements for interval estimation of the strength of association effect sizes in multiple regression analysis

... effect size estimation and the importance of sample size planning in constructing precise confi dence intervals are repeatedly emphasized in applied research across many scientifi c fi ...for ...

6

The sensitivity of machine learning techniques to variations in sample size : a comparative analysis

The sensitivity of machine learning techniques to variations in sample size : a comparative analysis

... 2. Unlike other nonparametric models such as Neural Networks (NN), which are ‘black box’ devices, they are easy to interpret. The outcome of these systems is a set of rules or a classification tree, which can be ...

25

Sample Size vs. Bias in Defect Prediction

Sample Size vs. Bias in Defect Prediction

... that Size influences prediction performance at least as much as Bias po- larity and Pollution ...the size of the training data, but also to the extent possible, strive to obtain unbiased and unpolluted ...

11

TítuloDoes the choice of nucleotide substitution models matter topologically?

TítuloDoes the choice of nucleotide substitution models matter topologically?

... the sample size on AICc and BIC criteria ...the sample size as used for calculating infor- mation criteria influence the model that will be ...

13

Revista Ingeniería Investigación y Tecnología | Facultad de Ingeniería UNAM

Revista Ingeniería Investigación y Tecnología | Facultad de Ingeniería UNAM

... number of observed signals that ensures convergence. It is seen that for a detector based on the preamble ener- gy, the probability of detection does not change subs- tantially with the sample size. At a ...

8

Efficacy of cryotherapy for the treatment of cutaneous leishmaniasis: meta analyses of clinical trials

Efficacy of cryotherapy for the treatment of cutaneous leishmaniasis: meta analyses of clinical trials

... the sample size, application of the inclusion and exclusion criteria, intent to treat analysis, report of safety data and analysis of homogeneity by variables such as number, type, location and size ...

11

Postural and Load Distribution Asymmetries in Preschoolers

Postural and Load Distribution Asymmetries in Preschoolers

... larger sample size to allow the establishment of age categories in a prospective study to follow up asymmetry postures throughout early childhood by using the load and foot morphology assessment methods ...

13

A comparison of discriminant logistic regression and item response theory likelihood-ratio tests for differential item functioning (IRTLRDIF) in polytomous short tests

A comparison of discriminant logistic regression and item response theory likelihood-ratio tests for differential item functioning (IRTLRDIF) in polytomous short tests

... in sample size, whereas methods such as LR (non- parametric approach) are powerful enough with relatively small sample sizes (Scott et ...the sample size but also by the availability of ...

6

Dialogue and Debate Case Studies Using biblical references - Syllabus Statistics for Economists, 2015   I

Dialogue and Debate Case Studies Using biblical references - Syllabus Statistics for Economists, 2015 I

... Course of theoretical and practical, belongs to the area of science. This module prepares students to describe, gather and analyze economics data, and to use statistical tools to make decisions under conditions of ...

5

Association of GST null genotypes with anti tuberculosis drug induced hepatotoxicity in Western Indian population

Association of GST null genotypes with anti tuberculosis drug induced hepatotoxicity in Western Indian population

... In view of above, a case control study was desig- ned on a large enough sample size in Western Indian population to obtain statistically significant conclusion. The objective of the study was to investi- ...

7

Quiz 2  Quantitative doc

Quiz 2 Quantitative doc

... the sample size gets large enough, the sampling distribution of the mean Follow the procedures covered in this chapter to generate appropriate to answer the following ...

6

Introduction to Statistical Thought by Michael Lavine

Introduction to Statistical Thought by Michael Lavine

... the sample means at the nine locations in Figure ...random sample from f (The sampling times were not chosen randomly, among other ...nine sample means are estimates of the nine climato- logical mean ...

475

Porous matrix of calcium alginate/gelatin with enhanced properties as scaffold for cell culture

Porous matrix of calcium alginate/gelatin with enhanced properties as scaffold for cell culture

... An important requirement is that the matrix possesses adequate mechanical properties to maintain the required spaces for cells in-growth, propagation and tissue regenera- tion (Drury and Mooney, 2003; Hollister, 2005; ...

12

Xylem and soil CO2 fluxes in a Quercus pyrenaica Willd. coppice: Root respiration increases with clonal size

Xylem and soil CO2 fluxes in a Quercus pyrenaica Willd. coppice: Root respiration increases with clonal size

... (Högberg et al. 2001) or stored (Aubrey et al. 2012) carbon. The non-structural carbohydrate pool is particularly important for root growth and maintenance in resprouting species. In fact, non-structural carbohydrate ...

14

Patterns of co occurrences in a killifish metacommunity are more related with body size than with species identity

Patterns of co occurrences in a killifish metacommunity are more related with body size than with species identity

... of size-classes as the dominant pattern in the structure of the killifish guild we ...the sample unit scale indicates that biotic interactions among size-classes acted as strong forces in the system ...

8

Normas usadas para el control de calidad del mineral de Hierro y coke metalúrgico en el desembarque para la planta de SiderPerú-Chimbote

Normas usadas para el control de calidad del mineral de Hierro y coke metalúrgico en el desembarque para la planta de SiderPerú-Chimbote

... full size analysis is obtained, sieve all the contents of'the tray using hand-placing or mechanical ...the size fractions of 10 mm and above,·noting the mass of each individual size ...of size ...

129

Approaches to the problem of sampling, processing and counting insect populations in agricultural ecosystems with a preliminary evaluation of host plant resistance in cotton

Approaches to the problem of sampling, processing and counting insect populations in agricultural ecosystems with a preliminary evaluation of host plant resistance in cotton

... A louvered tray was designed fit the slots of the sample tray keep insects and plant material from falling through the slots between the sample trays as they were being loaded with field samples. After the ...

91

Engineering patterns of wrinkles and bubbles in supported graphene through modeling and simulation

Engineering patterns of wrinkles and bubbles in supported graphene through modeling and simulation

... increment size, and dimensions of the periodic ...increment size or the dimensions of the periodic box are changed ...mesh size, and the most noticeable differences are observed for large load steps, ...

89

Identifying discrete choice models with multiple choice heuristics

Identifying discrete choice models with multiple choice heuristics

... Table 6-13 presents the identifiability of the three heuristics case for the 20 estimations. Although the results are consistent with the two heuristics experiment, they are not directly comparable. This is because in ...

283

Simultaneous effect of mechanical alloying and arc melting processes in the microstructure and hardness of an AlCoFeMoNiTi high entropy alloy

Simultaneous effect of mechanical alloying and arc melting processes in the microstructure and hardness of an AlCoFeMoNiTi high entropy alloy

... (particle size of 20 μm), Co (particle size of 25 μm), Fe (particle size of 75 μm), Mo (particle size of 5 μm), Ni (particle size of 20 μm) and Ti (particle size of 35 μm) were ...

18

Show all 1779 documents...

Related subjects