نتایج جستجو برای: adjusted coefficient of determination

تعداد نتایج: 21177631  

2006
Hervé Abdi

The coefficient of correlation evaluates the similarity of two sets of measurements (i.e., two dependent variables) obtained on the sameobservations. The coefficient of correlation indicates the amount of information common to two variables. This coefficient takes values between −1 and +1 (inclusive). A value of 0 indicates that the two series of measurement have nothing in common. A value of +...

Journal: :پژوهش آب در کشاورزی 0
امید بهمنی استادیار دانشگاه بوعلی سینا. بهرام رمضانی دانشجوی سابق کارشناس ارشد دانشگاه بوعلی سینا.

soil water retention curve (swrc) is important in the studies of soil and water relationship, soil conservation, irrigation scheduling, drainage, solute transport, plant growth and crop water stress. the performance of 10 models (simons et al., libardy et al., campbell, farrell and larson, van genuchten, brooks and corey, driessen, exponential bruce-luxmore, power bruce-luxmore, and rogowski) w...

2004
Conor V. Dolan Jelte M. Wicherts Peter C. M. Molenaar

We consider the question of how variation in the number and reliability of indicators affects the power to reject the hypothesis that the regression coefficients are zero in latent linear regression analysis. We show that power remains constant as long as the coefficient of determination remains unchanged. Any increase in the number of indicators always results in an increase in the coefficient...

2015
J. Y. Wong C. Senatore P. Jayakumar K. Iagnemma

This paper describes the results of a study of applying the physics-based, computer-aided method — the Nepean Tracked Vehicle Performance Model (NTVPM), originally developed for evaluating the mobility of large, heavy tracked vehicles, to predicting the performance of a small, lightweight track system on sandy soil. The cross-country (tractive) performance of the track system predicted by NTVPM...

Journal: :Journal on Education 2023

This study's goal is to determine how the workplace environment, multiple roles, and workload affect their cyberloafing habits. In order collect quantitative data for this study, questionnaires were distributed library utilised. The analysis technique used linear regression with SPSS 25. methods are coefficient of determination (R2), traditional assumption testing, hypothesis quality testing. A...

Journal: :Journal of Management and Bussines (JOMB) 2022

This study aims to determine the effect of customer retention and switching costs simultaneously on loyalty Indihome customers at Witel Sukabumi. research method is descriptive quantitative. The data analysis technique used in this was multiple correlation, coefficient determination (R2), linear regression F. results showed, Adjusted R Square 0.465 (46.5%). means that variation can be explained...

Journal: :Jurnal Ilmiah Psyche 2022

Each company has its policy in determining a work rule. The is based on an organizational culture that implemented within the company. In this study, X structure changes ownership, thus making applied also changes. Employees scope of lack understanding use and greatly affects production results X. purpose study to see influence motivation employees department at X, using quantitative research m...

Journal: :Modern Technologies and Scientific and Technological Progress 2020

Considering the importance of sunflower as one of the most important plants in the production of edible oils, present study was developed in order to determine the best nonlinear regression function which can quantify growth of diameter of sunflower head to time. At the present study in order to fit the best regression model explaining relationship between increasing of sunflower head diameter ...

2014
Fatemeh Soltani Orang Hossein Ranjbar Aghdam Habib Abbasipour Alireza Askarianzadeh

Effect of temperature on development of pink stem borer, Sesamia cretica Lederer, was studied at eight constant temperatures (15, 18, 20.5, 24, 27, 30, 34, and 38°C), a photoperiod of 16:8 (L:D) h, and 50-60% rela\tive humidity. The larvae of pink stem borer were reared on cutting stems of maize. The results showed that temperature had statistically significant effect on developmental times of ...

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