PRINCIPLES OF DATA QUALITY Arthur D. Chapman1 Although most data gathering disciples treat error as an embarrassing issue to be expunged‚ the error inherent in [spatial] data deserves closer attention and public understanding …because error provides a critical component in judging fitness for use. (Chrisman 1991). Australian Biodiversity Information Services PO Box 7491‚ Toowoomba South‚ Qld‚ Australia email: papers.digit@gbif.org 1 © 2005‚ Global Biodiversity Information Facility Material
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How to assess the validity of online information Executive summary Starting with an answer on question “Why to evaluate?” this document explains techniques and methods of evaluation of online information through two similar approaches. It does not compare and it does not suggest better way of evaluation either. However‚ it raises the importance of evaluation but it is up to the reader himself/herself what will do with information covered here.
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Primary Data is Original data‚ this means that it has been collected by you‚ someone who has volunteered to assist you in your research‚ or by someone who is within your employ to gather this research‚ this does not include comparing results with your peers to help evaluate the accuracy of your own results‚ as this type of data has not been gathered by you‚ or have you had any part in the gathering of this information. There are a few ways in which primary data can be obtained‚ which includes surveys
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implementing and measuring the independent variables: treatment integrity and social validity. Effectiveness of Using iPads to Build Math Fluency Ipad’s are a great way of incorporating technology into education in the 21st century. However‚ for this to work effectively professional development should be conducted. Trainings should include applications on the ipad that ensure learning objectives align with content standards‚ not just for fun. Teachers need to learn how to create well-designed and meaningful
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requested a report of all employees and their job IDs. Display the last name concatenated with the job ID (separated by a comma and space) and name the column Employee and Title. 6. To familiarize yourself with the data in the EMPLOYEES table‚ create a query to display all the data from that table. Separate each column output by a comma. Name the column title THE_OUTPUT. PRACTICE SET 2 The HR department needs your assistance with creating some queries. 1. Due to budget issues‚ the HR department
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What you would do before‚ during and after an earthquake? Earthquake is a natural phenomenon that happens all over the world. It causes a lot of horrible losses and sometimes even human losses. It shivers even when we talk about it‚ it’s like been played with‚ you can think only about one thing that your life is about to end. So what you would do before‚ during and after the earthquake if you knew that it might happen in a week?! At the beginning you must know how to be prepared is a good question
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Professional Writing Standards Critical Thinking CRITERIA • • • • Audience Purpose Context Frame Strategic approach Logic and Reasoning • • • • Logical units of discourse Claim or assertion Idea unity and integrity Supporting evidence Structural Coherence • • • • Coherent “whole” Internal logic Section unity & integrity Transitions Language use Information Design • • • Format and channel Visual design Readability/accessibility Professionalism Error interference
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Data Mining DeMarcus Montgomery Dr. Janet Durgin CIS 500 June 9‚ 2013 Determine the benefits of data mining to the businesses when employing 1. Predictive analytics to understand the behavior of customers Predictive analytics is business intelligence technology that produces a predictive score for each customer or other organizational element. Assigning these predictive scores is the job of a predictive model‚ which has‚ in turn been trained over your data‚ learning from the experience
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Exercises Audience relationship: The “You” Attitude Rewrite these sentences to reflect your audience’s viewpoint: 1. Your e-mail cannot be processed; we request that you use the order form on our website instead. Please use the order form on our website to enable to process ur email. 2. We insist that you always bring your credit card to the store. Please always bring your credit card to the store. 3. We want to get rid of all our CRT monitors to make room in our warehouse for the new LCD flat screen
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.......................................................................................... 3 2.1.2 Non-functional requirement ............................................................................................. 5 3. Logical design: Data Modeling (ERD) .................................................................................... 6 4. Logical design: Process Modeling (DFD) ............................................................................... 9 5. Decision
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