secondary data analysis commercial data

the major sources of secondary data

Ngày tải lên : 11/06/2015, 13:00

... records for a whole range of their services • Newspapers publish secondary data on a daily basic While there may not be a secondary data source directly related to your research topic, it would ... income etc These data can be used to build a profile as broad as the Australian population overall or as narrow as your local postcode zone  Other Sources: A range of secondary data is available ... The Major Sources of Secondary Data: Australian Bureau of Statistics The Census Other Sources  Australian Bureau of Statistics The ABS collects data on a wide range of subjects from...

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An Analysis of Database Workload Performance on Simultaneous Multithreaded Processors potx

Ngày tải lên : 07/03/2014, 14:20

... patterns of a DBMS’s internal memory regions (instruction segment, private data, database buffer cache, and shared metadata) and the implications those patterns have for SMT memory system design ... The instruction text segment contains the database code and is shared among all database processes • The Program Global Area (PGA) contains perprocess data, such as private stacks, local variables, ... session variables • The Shared Global Area (SGA) contains the database buffer cache, the data dictionary (indices and other metadata), the shared SQL area (which allows multiple users to share...

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Citation analysis of database publications ppt

Ngày tải lên : 07/03/2014, 14:20

... Title Authors Published in #Cit An Overview of Data Warehousing and OLAP Technology Lore: A Database Management System for Semistructured Data Database Techniques for the World-Wide Web: A Survey ... comparative citation analysis for five database publication venues We note that the two main database conferences SIGMOD and VLDB have a substantially higher citation impact than the database journals ... Source Descriptions BIRCH: An Efficient Data Clustering Method for Very Large Databases Mining Frequent Patterns without Candidate Generation Implementing Data Cubes Efficiently R Agrawal, R Srikant...

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$Báo cáo y học: "Bedside quantification of dead-space fraction using routine clinical data in patients with acute lung injury: secondary analysis of two prospective trials" ppt$

Báo cáo y học: "Bedside quantification of dead-space fraction using routine clinical data in patients with acute lung injury: secondary analysis of two prospective trials" ppt

Ngày tải lên : 13/08/2014, 21:21

... factors These data were not available in the ARDS-net validation cohort and were not used in final calculations Statistical analysis Mortality predictions were generated for day and day data Multiple ... model + Vt, n = 108 1.47 1.14 1.96 Multivariate analysis Day (Per 0.05 increment of dead space fraction) Univariate analysis VdVt Multivariate analysis ALI, acute lung injury; APACHE, acute physiology ... observational, secondary analysis design The presence and timing of measurements were performed according to original study protocol and bedside providers, and not for the purpose of this analysis...

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$Báo cáo y học: "Correction: Bedside quantification of dead-space fraction using routine clinical data in patients with acute lung injury: secondary analysis of two prospective trials" potx$

Báo cáo y học: "Correction: Bedside quantification of dead-space fraction using routine clinical data in patients with acute lung injury: secondary analysis of two prospective trials" potx

Ngày tải lên : 14/08/2014, 07:21

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Ant functional group succession dynamics correlates with the age of vegetation succession data analysis of worldwide studies and a case study of a secondary tropical rain forest in singapore

Ngày tải lên : 29/09/2015, 13:01

... in a secondary rain forest in Singapore The first objective of this study was to see whether the results of my data analysis of existing studies (discussed above) could be replicated in a secondary ... hypotheses were formulated and tested by the mega data analysis (see above) Therefore, to validate the relationships that were discovered through the mega data analysis, relevant hypotheses should be generated ... I conducted an analysis of published studies that involved sampling for ant community abundances The following two criteria were used for selection of works for this mega data analysis: (i) Studies...

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DATA ANALYSIS AND DISCUSSION

Ngày tải lên : 12/04/2013, 16:19

... this :Study design, subjects of the study, the data collection method, instruments as well as process of data collection and data analysis IV Data analysis and discussion This focuses on presenting, ... practice The interviews data served to support the data obtained from the survey questionnaires 28 CHAPTER IV- DATA ANALYSIS AND DISCUSSION 4.1.Questionnaires 4.1.1 Data analysis of the students’ ... 26 3.6 Data analysis 27 CHAPTER IV- DATA ANALYSIS AND DISCUSSION 28 4.1.Questionnaires 28 4.1.1 Data analysis of the students’ experiment questionnaires ...

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Spectral analysis of total ozone column variability using TOMS data over Baghdad, Iraq

Ngày tải lên : 05/09/2013, 15:28

... national permission levels The present work deal with analysis of TOC data measured by TOMS for the period (1997 – 2008) over Baghdad, Iraq Data, methodology and Iraq climate state Total Ozone ... calibrate the TOMS data and generate the TOC used in the present study In order to study long term trends, a linear regression analysis was performed on daily values of TOC Power spectral analysis was ... work TOC data for the period January 1997 to December 2008 were collected from TOMS instrument on broad Earth Probe (EP) missions for Baghdad city (lat 33.35o N, long 44.45o E) TOMS data are...

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Data Analysis, Statistics, and Probability

Ngày tải lên : 02/11/2013, 17:20

... – DATA ANALYSIS, STATISTICS, AND PROBABILITY – ■ ■ ■ Cordelia has ﬁve more than three times the number ... 9+4+7+6+4 ᎏᎏ 30 = ᎏ5ᎏ = The average is (Divide by because there are numbers in the set.) 418 – DATA ANALYSIS, STATISTICS, AND PROBABILITY – To ﬁnd the median of a set of numbers, arrange the numbers ... this, divide the numerator by the denominator Then change the decimal to a percentage ■ 20% – DATA ANALYSIS, STATISTICS, AND PROBABILITY – Example Kai invests $4,000 for nine months Her investment...

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Tài liệu Microsoft Access 2007 Data Analysis P1 pdf

Ngày tải lên : 13/12/2013, 03:15

... Fundamentals of Data Analysis in Access Chapter The Case for Data Analysis in Access Where Data Analysis with Excel Can Go Wrong 3 Scalability Transparency of Analytical Processes Separation of Data and ... standardizing data fields ■ ■ Analysis: Analysis is the investigation of the component parts of your data and their relationships to your data source as a whole You are analyzing your data when you ... analyzing your data Companion Database The examples demonstrated throughout this book can be found in the companion database This sample database is located at www.wiley.com/ go/access2007dataanalysis...

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Tài liệu Microsoft Access 2007 Data Analysis P2 pptx

Ngày tải lên : 13/12/2013, 03:15

... the data, the data s structure, the potential 05_104859 ch01.qxp 2/17/07 12:50 AM Page Chapter ■ The Case for Data Analysis in Access for data evolution, the functional complexity of the analysis, ... to store data, such as numbers and text All of the analysis and number crunching happens somewhere else This way, data will never be tied to any particular analysis or presentation The data is ... data will be stored All other database objects will refer to the tables in your database for data, whether asking questions of the data or creating reports based on the data This section covers the...

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Tài liệu Fundamental Numerical Methods and Data Analysis doc

Ngày tải lên : 20/12/2013, 19:15

... calculations can be made 25 Numerical Methods and Data Analysis 2.1 Errors and Their Propagation One of the most reliable aspects of numerical analysis programs for the electronic digital computer ... the desks of individuals Methods of analysis that were only dreamed of three decades ago are now used by students to homework exercises Entirely new methods of analysis have appeared that take advantage ... scientific analysis may change with the advent of machines that communicate orally However, I hope the day never arrives when the investigator no longer understands the nature of the analysis done...

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Tài liệu Excel Data Analysis P2 ppt

Ngày tải lên : 22/12/2013, 23:16

... Ch02.qxd 3/4/03 11:46 AM Page 26 EXCEL DATA ANALYSIS CREATE A LIST E xcel provides a great location for creating and maintaining a list of data values for data analysis A list refers to a series ... custom sort order 35 03 537547 Ch02.qxd 3/4/03 11:47 AM Page 36 EXCEL DATA ANALYSIS CONSOLIDATE DATA f you have related data values in multiple worksheets, or even workbooks that you want to ... You can click New to add ˇ Type the desired data ■ You can click Restore to text boxes for each column value in each text box another row of data ■ The data values specified in the Form dialog box...

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Tài liệu Excel Data Analysis P1 ppt

Ngày tải lên : 22/12/2013, 23:16

... criteria, filtering, and even data validation See Chapter for built-in Excel data analysis tools Excel's Add-in data analysis tools provide more complex analysis of your data values You can use these ... created external databases, and import the data directly into your worksheet You can also create data forms to simplify the process of inputting data into specific columns Data Lists Data from External ... quantities of data in database files You can perform a database query to access an external database and import the desired data values See Chapter for more information on working with external data sources...

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Tài liệu An Introduction to Statistical Inference and Data Analysis docx

Ngày tải lên : 16/01/2014, 16:33

... The Central Limit Theorem 120 6.3 Exercises 127 Data 7.1 The Plug-In Principle 7.2 Plug-In Estimates of Mean and Variance 7.3 Plug-In ... 212 11 k-Sample Location Problems 11.1 The Normal k-Sample Location Problem 11.1.1 The Analysis of Variance 11.1.2 Planned Comparisons 11.1.3 Post Hoc ... inferential statistics, however, often require imposing mathematical assumptions that may be suspect Data analysts must constantly make judgments about the plausibility of their assumptions, not so...

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Tài liệu Professional SQL Server 2000 Data Warehousing with Analysis Services docx

Ngày tải lên : 13/02/2014, 08:20

... Add-In Analysis Add-In Manager Analysis Manager Custom Application Object Model (Decision Support Objects - DSO) ROLAP Meta Data Analysis Server Data Source ROLAP Data (MD Data) HOLAP Relational Database ... Processing Power Data Availability Off-the-Shelf Data Mining Tools 458 459 459 459 Definition Operational Data Store vs Data Warehousing OLAP vs Data Mining Data Mining Models Data Mining Algorithms ... typical data warehouse/OLAP system architecture with no data marts Applications Feeding Data OLAP & Queries Source OLTP Databases Data Extraction/ Scrubbing/ Transformation Reports Data Warehouse Data...

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Tài liệu Quantitative Data Analysis: An Introduction pdf

Ngày tải lên : 18/02/2014, 01:20

... this paper is that successful data analysis, whether quantitative or qualitative, requires (1) understanding a variety of data analysis methods, (2) planning data analysis early in a project and ... Quantitative Analysis Chapter Introduction answer the questions and how they will analyze the data In other words, they need to develop a data analysis plan Determining the type and scope of data analysis ... how to collect data should be influenced by the analysis options in mind Data Analysis After the data are collected, evaluators need to see whether their expectations regarding data characteristics...

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Tài liệu Use of Event Data Recorder (EDR) Technology for Highway Crash Data Analysis doc

Ngày tải lên : 19/02/2014, 03:20

... EDR data elements and matching data element needs The data elements from each of these data sources were merged into a data catalog of recommended EDR Data Elements for highway crash data analysis ... and recommended database formats for candidate EDR data element needs The databases included U.S national accident databases, state accident databases, specialized roadside safety databases, and ... the EDR Data Elements Prioritization Exercise 83 Table 3-21 EDR Data Element Priority for Roadside Safety Analysis 84 Table 3-22 Recommended EDR Data Elements for Highway Crash Data Analysis...

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Tài liệu A Comparison of Approaches to Large-Scale Data Analysis pdf

Ngày tải lên : 19/02/2014, 12:20

... real-world data sets Each data file is stored on each node as a column-delimited text file 4.3.1 Data Loading We now describe the procedures for loading the UserVisits and Rankings data sets For ... custom data loader executed in parallel on each node to read in each line of the data sets, prepare the data as needed, and then write the tuple into a plain text file in HDFS Loading the data sets ... that operates directly on compressed data (i.e., it avoids decompressing the data during processing whenever possible) In general, since analysis tasks on large data sets are often I/O bound, trading...

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