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Statistics E-learning Platforms Evaluation: Case Study
Ahmad, Taleb; Härdle, Wolfgang - Sonderforschungsbereich Ökonomisches Risiko <Berlin> - 2008
students views? In this paper,we consider evaluate e-learning systems in statistics. We make an evaluation study, weanalyze a … students sample of the methods: Factor analysis, Logit model. The commonaim of this evaluation is to provide data to justify …. Thequestionnaire covers information about e-learning evaluation criterias. Some of thesecriterias are: Navigability, applicability …
Persistent link: https://www.econbiz.de/10005862546
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The dynamics of hourly electricity prices
Härdle, Wolfgang Karl; Trück, Stefan - 2010
The dynamics of hourly electricity prices in day-ahead markets is an important element of competitive power markets that were only established in the last decade. In electricity markets, the market microstructure does not allow for continuous trading, since operators require advance notice in...
Persistent link: https://www.econbiz.de/10010270725
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Statistics e-learning platforms evaluation: case study
Ahmad, Taleb; Härdle, Wolfgang Karl - 2008
students views? In this paper, we consider evaluate e-learning systems in statistics. We make an evaluation study, we analyze a … students sample of the methods: Factor analysis, Logit model. The common aim of this evaluation is to provide data to justify … questionnaire covers information about e-learning evaluation criterias. Some of these criterias are: Navigability, applicability …
Persistent link: https://www.econbiz.de/10010274150
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Constrained general regression in pseudo-Sobolev spaces with application to option pricing
Hlávka, Zdeněk; Peésta, Michal - 2006
State price density (SPD) contains important information concerning market expectations. In existing literature, a constrained estimator of the SPD is found by nonlinear least squares in a suitable Sobolev space. We improve the behavior of this estimator by implementing a covariance structure...
Persistent link: https://www.econbiz.de/10010274279
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Dynamic topic modelling for cryptocurrency community forums
Linton, Marco; Teo, Ernie Gin Swee; Bommes, Elisabeth; … - 2016
Cryptocurrencies are more and more used in official cash ows and exchange of goods. Bitcoin and the underlying blockchain technology have been looked at by big companies that are adopting and investing in this technology. The CRIX Index of cryptocurrencies hu.berlin/CRIX indicates a wider...
Persistent link: https://www.econbiz.de/10011580449
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Integrable e-lements for statistics education
Härdle, Wolfgang Karl; Klinke, Sigbert; Ziegenhagen, Uwe - 2005
Without doubt modern education in statistics must involve practical, computer-based data analysis but the question arises whether and how computational elements should be integrated into the canon of methodological education. Should the student see and study high-level programming code right at...
Persistent link: https://www.econbiz.de/10010274111
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On the difficulty to design Arabic e-learning system in statistics
Ahmad, Taleb; Härdle, Wolfgang Karl; Mungo, Julius - 2006
In this paper, we present a case study, which describe the development of the Statistic e-learning-course in Arabic language -Arabic MM*STAT. The basic frame for this E-book, the system MM*STAT was developed at the School for Business and Economics of Humboldt-Universit¨at zu Berlin. Arabic...
Persistent link: https://www.econbiz.de/10010274120
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Computational statistics and data visualization
Unwin, Antony; Chen, Chun-houh; Härdle, Wolfgang Karl - 2007
Persistent link: https://www.econbiz.de/10010274124
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Using Wiki to build an e-learning system in statistics in Arabic language
Ahmad, Taleb; Härdle, Wolfgang Karl; Klinke, Sigbert - 2007
E-learning plays an important role in education as it supports online education via computer networks and provides educational services by utilising information technologies. We present a case study describing the development of an Arabic language elearning course in statistics. Discussed are...
Persistent link: https://www.econbiz.de/10010274130
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On the utility of e-learning in statistics
Härdle, Wolfgang Karl; Klinke, Sigbert; Ziegenhagen, Uwe - 2007
Students of introductory courses consider statistics as particularly difficult, as the understanding of the underlying concepts may require more time and energy than for other disciplines. For decades statisticians have tried to enhance understanding with the help of technical solutions such as...
Persistent link: https://www.econbiz.de/10010274134