Data Essays: Free Topic, Sample and Examples
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
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
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
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 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
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
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
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
Definition Data Communications
The paper "Definition Data Communications" is a great example of an assignment on information technology.Question 1 (22 marks) – Transport Layer
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 ...Read Text
Forensic Data Analysis
Introduction One major drawback to technological innovations is computer crime. For instance, cybercrime is very common on the internet and at the same time growing at such an exponential rate. This particular trend can be attributed to the increasing internet usage from both individuals and enterprises, whereby this particular crime is being aided with opportunities for anonymity and non-accountability when using the internet, and also the ability to easily acquire technological products that can ...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
Simple Data Analysis and Comparison
The paper "Simple Data Analysis and Comparison" is an excellent example of a term paper on statistics.
Data analysis is crucial in transforming, remodeling and revising a given data in the view of reaching a certain decision for a given problem or situation (Maindonald and Braun 2010). The analysis and comparison of the three data sets, each with 150 counts, provides an insight into various aspects of the data structure which enhances a better understanding of the information presented ...Read Text
Data Communication and Networks
The paper "Data Communication and Networks" is a good example of an assignment on information technology.
You must install a network with 20 computers for a new business that wants to run TCP/IP and have access to the Internet. The ISP in town will assign you only two public IP addresses, so you decide to assign the addresses of the computers in the range of 172.16.1.1/16 to 172.16.1.125/16. You also need to install a network monitoring tool on the central server to monitor network ...Read Text
Big Data Management and Relevance of Big Data to E-Business
The paper “Big Data Management and Relevance of Big Data to E-Business” is a persuasive example of an essay on information technology. The concept of big data has been embraced as a technology, which is disruptive and will be in a position to reshape business in many ways. One such way is through E-commerce where huge data amount is involved. Big data is defined data as the volume, variety, and velocity of the prearranged and amorphous data driving through networks into storage and processors ...Read Text
Data Mining Demographic Information and Transaction Data of a Large Retail Company
The paper “Data Mining Demographic Information and Transaction Data of a Large Retail Company” is an excellent example of a business plan on information technology. This document is a proposal presentation of the electronic business cases using data mining techniques to obtain insights on how a company can identify and support loyal customers. From the loyalty card scheme, it is possible to collect large amounts of customer shopping history and data on sales of various products sold by ...Read Text