Data Quality: Data Cleaning

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Data Cleaning

Author(s): jczetta

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23.12.2011 – Langsam gesprochene Nachrichten
Trainieren Sie Ihr Hörverstehen mit authentischen Materialien. Nutzen Sie die Nachrichten der Deutschen Welle von Freitag – als Text und als verständlich gesprochene Audio-Datei. Der Opposition in Deutschland reicht die öffentliche Entschuldigung von Bundespräsident Christian Wulff wegen dessen Affäre um einen privaten Hauskredit nicht aus. Der Vize-Chef der SPD-Fraktion, Hubertus Heil, sagte, es müsse geklärt werden, ob Wulff seinerzeit als Ministerpräsident gegen das niedersächsisc
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Motivation
Fabio Ussher

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Introduction

Most of the literature on the policy process focuses on how policy is made: the processes of negotiation and bargaining that take place, the struggle between rationality and politics, and the tension between ‘top-down’ and ‘bottom-up’ approaches. This unit is concerned with a rather different set of dynamics: the relationship between policy and what actually happens in the process of delivery. Formal, sequential descriptions of the policy process relegate this phase to the idea of imp
Author(s): The Open University

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Copyright © 2013 The Open University

Defending the Austrian Explanation of the Great Depression from an Internet Attack

Scott Sumner is a Chicago-trained economist who has gained notoriety in recent months for his vigorous advocacy of "NGDP targeting" by the Federal Reserve and other central banks. I have criticized Sumner's views before, and he and
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Giant Sunfish
Marine biologist Tierney Thys asks us to step into the water to visit the world of the Mola mola, or giant ocean sunfish. Basking, eating jellyfish and getting massages, this behemoth offers
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Zorg voor welzijn : Cursus
Schermafbeelding_2011-10-03_om_15.01.03.png

Heel uitgebreide cursus die volgende onderdelen bevat:

  • lichaamshygiëne
  • huidzorg en huidreiniging
  • gelaatszorg en gelaatsreiniging
  • haarzorg
  • mondzorg.

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Fixing Issues with Turning Point (Zapper) Presentations
Fixing Issues with Turning Point (Zapper) Presentations - Adam Warren Keywords:Turning Point , Zappers
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3.3 Summary of Section 5

  1. After ejaculation some sperm penetrate the cervical mucus, and on arriving in the uterus become capacitated.

  2. A few sperm swim up the Fallopian tube containing the recently ovulated egg.

  3. In the tube the sperm become activated. This involves changes to the membranes and a change in the swimming pattern.

  4. Enzymes from the acrosome allow the sperm to get next to the egg, by removing follicle cells and digesting
    Author(s): The Open University

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    Copyright © 2013 The Open University

Childhood Leukemia: Most Common Childhood Cancer
By: mdanderson Childhood leukemia is the most common childhood cancer with more than 3,500 children in the U.S. diagnosed each year. Patrick Zweidler-McKay, M.D., Ph.D., Assistant Professor at The University of Texas MD Anderson Cancer Center Children’s Cancer Hospital, talks about symptoms, diagnoses and treatment of this blood disease. Zweidler-McKay also discusses health problems that may occur decades after treatment and encourages long term follow-up doctor visits.
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Een digitale waarneming over indianen
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Tijdens deze activiteit gaan de kinderen op zoek op de praatplaat van de indianen. Ze klikken dingen aan waardoor ze op een nieuwe pagina komen en meer info vernemen over het leven van de indianen. Dit aan de hand van tekst, filmpjes, …


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Carbon markets and international linkage: The Hon Greg Combet at ANU
The Hon Greg Combet MP gives this public lecture entitled 'Carbon markets and international linkage' at The Australian National University on 25 November 2011.. The Minister for Climate Change and Energy Efficiency, Greg Combet AM MP, was first elected to Parliament for the NSW seat of Charlton in 2007. After the 2007 election he was appointed Parliamentary Secretary for Defence Procurement in the Rudd Labor Government and in February 2009 he was appointed Parliamentary Secretary for Climate Ch
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Ang Juan Pa Media Project Imagine Valley
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Summer Solstice: 21 June 2010
This 4:31 long video is a musical that tries to explain what the summer solstice is in an abstract way. Teachers would probably have to stop this video at times to explain what the images are and what the symbolism means.
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Introduction
Yuqiang Mu, Adrian Galindo, Gbenga Badipe
Basic introduction to our voice recognition project.

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ISS Update - Dec. 22, 2011
The International Space Station video update for Dec. 22, 2011.
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Graphical Analysis of One-Dimensional Motion
cnx CAP

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Kinematics in Two Dimensions: An Introduction
cnx CAP

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