Data Essays: Free Topic, Sample and Examples
Data Mining Techniques by Using Boston Data
The paper "Data Mining Techniques by Using Boston Data" is a worthy example of a research proposal on science. Liao et al., (2012) categorizes human problems as either economic, intellectual, or business interest in terms of six data mining activities. They include;
Classification of activity
Clustering and ‘
The description which is problem summarization
The whole process in solving human problems can be collectively termed as a knowledge ...Read Text
Data Warehouses, OLAP and Data Mining
The paper “Data Warehouses, OLAP and Data Mining” is an informative version of an assignment on the information technology. Data management can be performed using different types of data analysis and reporting options. One such option is a data warehouse. Data warehouses are used by organizations to collect data from multiple sources on a large scale in order to perform analysis of the accumulated data for trends and predictive forecasts. The nature of the data warehouse is ...Read Text
The paper "Data Warehousing" is a great example of a report on information technology. A data warehouse stores all the meaningful information that a business accumulates. The information in a data warehouse must not only make data available to organizations but accessing the information must also be efficient. Data warehousing is comprised of stored information in a database from an organization's activities. This database was developed to store information that would aid a business in making strategic ...Read Text
Quantitative Data Analysis
QUANTITATIVE DATA ANALYSIS1) The specification of a research topic or theme, related to academic literature, that you will explore using the BSAS data.Secondary data is data that is collected and generated by one researcher, which could also be used by other researchers for their own aims and purposes. According to Babbie (2001: 269), analysis of secondary data consists of “data collected and processed by one researcher are reanalysed – often for a different purpose – by another”.No doubt, when undertaking ...Read Text
Data Warehousing and Analytics
The paper "Data Warehousing and Analytics" is a wonderful example of an assignment on logic and programming.
This part consists of three short answer questions and does not require the use of the computers.
Answer all THREE questions.
QUESTION A1 (6 marks)
Explain the point of partitioning a dataset from which we want to build a model, into training and testing (or training/validation/testing) datasets.
When fitting models to a large dataset, it is advisable to partition the data into ...Read Text
Data Communications and Network
The paper "Data Communications and Network" is a perfect example of a report on information technology.
A network can be defined as a set of interconnected computers together for the main purpose and objective of sharing data and information together. Through this interconnection of computers, data communication can easily be achieved and hence changing the way businesses are carried out. Good design goals and principles require that a network be well designed to promote the ...Read Text
Data Framing, Transmission and Reception of Serial Data
The paper "Data Framing, Transmission, and Reception of Serial Data" is a worthy example of an assignment on logic and programming. An RS232 American Standard Code for Information Interchange (ASCII) which was formally referred to as TIA-232 works to transmit data over a simple un-terminated, multi-conductor cable at rates that can reach over 20kbps. The ASCII for the R232 helps specify the electrical characteristics and connection for an interface that is all-encompassing with which has a point-to-point ...Read Text
Marketing Research / Data Collection
Marketing Research/ Data Collection Number Department If my dean were to conduct a survey involving high school seniors about their perception of the school in attempts to design better informational brochures for them, I would urge s/he employs quantitative research methodology by using measurable data to formulate facts and uncover patterns so that we arrive at information that can be translated into useable statistics (while quantifying attitudes, opinions, behaviors and other defined variables). ...Read Text
Data Communications and Network
The paper “Data Communications and Network” is a worthy example of an assignment on information technology. As we have seen, the Internet layer of TCP/IP has two protocols – IPv4 and IPv6. The transport layer provides two main protocols TCP and UDP (along with with some special-purpose, minor protocols). But these are for very different reasons. Why are the Internet and Transport layers very different in providing two protocols? (8 marks)
The TCP/IP network or more generally ...Read Text
Data Analysis Assignment
Question 1:a. Mean and standard deviation:Given that the sample was randomly selected then the sample means is expected to be unbiased and therefore depict the population means, this means that the sample mean of the random sample will be an unbiased estimator of the population mean, in this case therefore we determine the sample mean, the results below shows the SPSS output where n =258:TotalMeanStd. Deviation57.178317.97748Sum14752.00In the above case n = 258, the population means is mean is 57.1783 ...Read Text
Improvement of Data Quality
The paper “Improvement of Data Quality” is an impressive variant of an essay on information technology. Missing data mainly occur at the point of data collection. It can be due to negligence, mistakes, or failure to know what kind of data is required. The first initiative in preventing incidences of missing data is training all the officers who are involved in data collection. This training should be aimed at helping them understand the nature of data that is required for each case. At ...Read Text
Data Collection and Analysis
The paper "Data Collection and Analysis" is an exceptional example of an educational essay. Data refer to gathered groups of information concerning the quantitative and qualitative features of set variables. Data are the outcome of experiments and form the platform for observations, images, and graphs of the set variables. Collection of data incorporates issuing research instruments as well as collecting and putting in order reactions and measures of evaluation. Therefore, it is vital when collecting ...Read Text
Multimedia Data Fusion
The paper "Multimedia Data Fusion" is a great example of a report on media. Hybrid level multimodal fusion is meant at enjoying both the advantages accrued from the Decision level multimodal and Feature level multimodal fusion. The features, in this case, are in the 1st instance fused with a FF unit, and then the resultant vector is analyzed by an AU. Consequently the individual features are studied under other completely different AUs together with other decision features using the DF units (Sharma ...Read Text
Research Method: Data Treatment Read Text
The paper "Research Method: Data Treatment" is a worthy example of an assignment on statistics.Analyst A 6.4100 0.0108 0.0216 0.0005 0.34 6.3875 6.4150 6.4275
Analyst B 6.5100 0.0387 0.0775 0.0060 1.19 6.4300 6.5300 6.5700
The analysis that has the most accurate value of mean is Analysis B which has a mean of 6.5100 and is closer to the certified value of 6.49.
The analysis that has the most precise variability or the smallest spread is Analysis A whose Standard deviation is 0.0216.
Data or Information Visualization
The paper "Data or Information Visualization" is an outstanding example of an essay on information technology. Data or information visualization is crucial to a business and it is the central part of businesses’ intelligence because it facilitates data transfer to a user. The term visualization as defined by Maureen Stone (2009) refers to the field of study which applies graphical tools on represented, stimulated information via digital presentation. Visualization acts as a link for processing ...Read Text
Data Exploration And Preparation
Data Pre-processingWhen doing data modeling using such a large and diverse dataset, it can be hard to get the true picture of what it really depicts and the trends that are associated with it. That is why it is often necessary to perform a variety of pre-processing activities to provide the best dataset before it is used for such modeling. Some of the pre-processing techniques that can be employed when handling any given data set include discretization, binning, linearization, and normalization (Kamiran ...Read Text
Understanding Data Communications
The paper "Understanding Data Communications" is a wonderful example of an assignment on information technology.Question 1: Transport Layer
The TCP/IP model has four layers, the application layer, the transport layer, the internet layer, and the network access layer. The internet layer has two protocols, IPv4 and IPv6. The transport layer has two protocols, TCP and UDP. However, these layers are for different reasons. For the internet layer, the IPv4 and IPv6 are for Internet Protocol versions 4 ...Read Text
Big Data Challenges and Opportunities
The paper "Big Data Challenges and Opportunities" is a perfect example of an annotated bibliography on information technology.McCafferty, Dennis. Staggering Revelations about Big Data. Baseline Magazine, January 29.The growth of big data continues to amaze when its potential is considered. Only 0.5% of the existing world’s data has been analyzed, meaning that there is an enormous amount of data that still needs to be ventured into. However, it is worrying that with the huge potential for the ...Read Text
Simple Data Analysis Investigation
The paper "Simple Data Analysis Investigation" is a good example of a report on statistics.
This report uses descriptive statistics to analyze and compare three data sets generated from different probability distribution each; Distribution 1, Distribution 2, and Distribution 3. For the purposes of this report, it is assumed that the data analysis will provide a quick and easy way of understanding the information presented in the graphs and tables than it is from the raw data. However, ...Read Text
Data Classification Using Weka Software
The paper “Data Classification Using Weka Software” is a worthy variant of a lab report on information technology. In a general understanding, data mining or knowledge discovery is the process of providing meaning to a set of data through proper analysis. The data analyzed and given meaning may come from a different range of sources. The data may be obtained as free texts from websites or other social sites, also, the data can be structured data existing within a given structured ...Read Text