This is an interesting article that makes someone think about a potential business model. Shai Agassi re-evaluated his concept and was thinking of the best approach for his business model. Positing someone’s self […]

*someone present

It’s essential to keep up with current trends to be aware of the way your industry is heading. Adding certications or training experience in and out of your job role will improve your chance of finding employment […]

In the article, all the examples have to do with transportation. The article mentions the Google automated car and the possibility that automated cars will be the future. Laws and regulations will prevent this […]

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

Support: a statistical method which shows the proportion of transactions in the itemset

Confidence: is […]

http://community.mis.temple.edu/dmlamb/data-analytics-mis-2502/

1. Is there any relationships between ERD and SQL?

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

1.Describe DML and DDL commands.

Data Definition Language (DDL) and Data Manipulation Language (DML) are statements used within the SQL Query Agent. DDL are used when defining the database’s structure/schema, […]

2. Regarding Decision Trees and Classification, why does one need the Chi-squared test and Gini test?

Chi-squared test ensures consistency among the child nodes of a decision tree, this is measured by the […]

Classification is similar to clustering in that it also segments customer records into distinct segments called classes. But unlike clustering, a classification analysis requires that the end-user/analyst know […]

Classification is a classification analysis requires that the end-user/analyst know ahead of time how classes are defined. For instant, classes can be defined to represent the likelihood that a customer defaults […]

I believe the war on drugs is a waste of tax payer’s money because Americans have not seen any significant results from these operations.Sure, we have seen a few large bust, but did it really slow down drug […]

Not a bad idea. I can see your point. Thought the video was informative and probably did help a few classmates.

2. Take a look at the SpotCrime website. Type in a few zip codes to see crime statistics in different areas. Would you consider this more an example of data analytics, or more like the OLAP analysis? Explain your […]