Kelsey Zenuk

1. Explain in your own words the terms Support, Confidence and Lift used in Association rule discovery?

Association rule discovery includes determining specific items that can predict other items. This first […]

2. Classification should be used when attaching a specification to a specific piece of data. For example, the way a hotel or casino can classify its guests as “platinum member’s”. Clustering should be used in […]

2. In regards to the Decision Tree and Classifications-
The purpose of the Chi-squared test is to show the proportion of the outcome in each child node. These proportions should not be the same. If each […]

Data mining is the process of extracting information that can potentially indicate specific patterns or data sets. Prediction and description are two methods of data mining.

Data mining is not about sales or […]

A data mart includes three components which are extract, transform, and load (ETL). Each component can be broken down in separate categories. For example, encoding and translating are performed under the transform […]

1.Choosing the Business Process- The first step of this process displays which Data Warehouse should be used, and what the Data Warehouse should cover in the model. In order to describe the business process, a […]

DELETE is a DML command, which is used to remove a field from a table, such as an attribute. DROP is a DDL command, which is used to drop a table from the database. Therefore, when using DROP as a command, the […]

DML stands for Data Manipulation Language, which consist commands and query’s. For example select, update, and delete are all commands of DML. DDL stands for Data Definition Language, which enables you to create […]

Correction: SQL is used to create code for ERD, which is considered forward engineering. Whereas ERD is used to create modes for SQL, which is considered reverse engineering.

ERD and SQL have a relationship that can be considered interconnected. In the case that ERD is used to modify code for SQL, it is called reverse engineering. Then, in the case that SQL is used to modify code for […]

A relational database has a number of characteristics, entities, and attributes, which includes multiple tables. Each table consists of rows and columns. Each row includes a primary key, which is also known as […]

Normalization is a process that categorizes infromation that have similar or related attributes. Normalization is a process that orgaznizes the infromation in way that it is easy to understand, which makes the […]

The information architecture of an organization is a process used by businesses to organize its data, anaylze its data, and store its data. Its purpose is to help businesses make the best decision based off of the […]

I think AR will become an everyday part of our lives sooner then we think. So much of what we use today is altered by the computer, therefore implemented AR would not be as complicated as one would think. Also, I […]

BMW is a very well respected manufacturer and even though the release of the new series will be expensive there is a target segment that will be successful for BMW. And of course, if I could afford a BMW I would […]

After reading this post I checked out OnlyWire and it definitely seems like a great idea. However, I feel that it will be more useful for businesses or anyone who uses social media for work purposes.