نتایج جستجو برای: effect size

تعداد نتایج: 2103316  

2013
Anders Søgaard

Most NLP tools are applied to text that is different from the kind of text they were evaluated on. Common evaluation practice prescribes significance testing across data points in available test data, but typically we only have a single test sample. This short paper argues that in order to assess the robustness of NLP tools we need to evaluate them on diverse samples, and we consider the proble...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده ریاضی 1390

the main objective in sampling is to select a sample from a population in order to estimate some unknown population parameter, usually a total or a mean of some interesting variable. a simple way to take a sample of size n is to let all the possible samples have the same probability of being selected. this is called simple random sampling and then all units have the same probability of being ch...

Journal: :Philosophical Transactions of the Royal Society B: Biological Sciences 2009

Journal: :Health psychology : official journal of the Division of Health Psychology, American Psychological Association 2015
Katerina Kerameas Lenny R Vartanian C Peter Herman Janet Polivy

OBJECTIVE The "unit bias" has been proposed as an explanation for the portion-size effect; people consider a single unit to be an appropriate amount to eat and thus eat more when served a larger unit than when served a smaller unit. We suggest that the unit bias might be better characterized as a "segmentation effect," such that people eat less when a unit of food is separated into smaller subu...

Journal: :Educational Studies in Mathematics 2019

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