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Modern e-Learning Techniques for Statistics

Wolfgang HrdleSigbert KlinkeUwe Ziegenhagen

Institute for Statistics and EconometricsCASE - Center for Applied Statisticsand EconomicsHumboldt-Universitt zu Berlinhttp://ise.wiwi.hu-berlin.de

http://ise.wiwi.hu-berlin.de/http://ise.wiwi.hu-berlin.de/

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Introduction 2

Introduction

Common opinion: Statistics is evilBachelor classes: failure rates of 30-50% students avoid statisticsHow to improve understanding?

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Introduction 3

e -Learning

web- and computerbased training applicationsauthoring applicationssimulations

videoconferencing/teleteaching systemslearning (content) management systemscontent-cataloguesdigital learning games

e -Learning = everything which teaches somethingby digital media.

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Introduction 4

Overview

IntroductionTeaching statistics with wikisQuantnet Managing scientic code onlinePodcasting teaching on a ngerslide

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Teaching statistics 5

MM*Stat

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Teaching statistics 6

Technical Limits of MM*Stat

Browser incompatibilities

Difficult to extendNo support for non-Latin languagesNo collaboration featuresLong-term support?

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Collaborative Learning 7

Wiki software

1995: Ward Cunninghamcollection of webpages which can be read and edited by users

special syntax simpler than HTMLtechnical requirements: webserver and databasecommon packages: TWiki, MediaWikiaims

collect knowledge in collaborative waypublish online in a convenient way

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Collaborative Learning 10

StatWiki

Figure: StatWiki Screenshot

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Collaborative Learning 11

StatWiki

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Collaborative Learning 12

TeachWiki

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Collaborative Learning 13

Extending wikis with R

Figure: Interactive form for a gure R

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Collaborative Learning 14

Extending wikis with R

Figure: HTML distribution table

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Collaborative Learning 15

Wiki conclusion

+ easy way of putting materials online

+ allows convenient collaboration+ functionality for managing pages- some useful teaching components missing (Moodle)- security (spam, vandalism)

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Quantnet 16

Quantnet managing scientic code

Desirable for research: reproducible and reusableCode & data for papers, theses, booksMD*Base: a data storage platform

plain-text datasetsXML description

QuantNet project: a platform to manage data

and source code

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Quantnet 30

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Quantnet 30

Quantnet conclusion

+ collect all materials in one place

+ convenient integration of new materials+ easy generation of download packages- large initial programming work- each supported language requires adjustments

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Video- and Audio Podcasting 31

From past to present

video creation in the past:

analog recording & editinghigh costs (hardware, personnel)

video creation today:digital camcorders (DV-tape, HD, DVD)editing software for freeefficient formats available (MP3, MP4)

equipment starting with few hundred EuroUseful for teaching?

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Content distribution by podcast

podcast = iPod & broadcastingvideo/audioles stored on a webservermanaged by RSS le, contains informationon episodes stored in XML

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Video and Audio Podcasting 33

Creating digital content

taping ordinary lectures & eventstaping exclusively for videoscreencaptures and animations

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Video and Audio Podcasting 34

Podcasting Examples

Modern Non-Parametric Statistics 2007

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V g

Podcasting Examples

Econ Bootcamp 2008

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g

Podcasting Examples

R Introductory Course

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g

Trapdoors

high organizational requirements for excellent contents

taping speaker insufficientmatching video and slides highly time-consumingtime for post-production underestimated. . .

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Conclusion podcasting

+ allows learning everywhere (train, plane)+ may generate bigger audiences for lectures and

conferences+ simple way of distributing digital content- equipment is rel. cheap, however quality takes time

and money

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