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JR changed their profile picture 10 years, 7 months ago
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JR commented on the post, Weekly Question #7: Complete by November 10, 2016, on the site MIS2502 – Data Analytics 11 years, 10 months ago
A decision tree could be used to analyze and predict decisions made by the common person in the stock market. It could account for their demographics, the media that they use to monitor stocks, the items they […]
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JR commented on the post, Weekly Question #7: Complete by November 10, 2016, on the site MIS2502 – Data Analytics 11 years, 10 months ago
Crimespot is more like an OLAP database. It contains data about what happened in the past and it shows users the data and public information about where the crime happened, how much was lost.etc. It is not an […]
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JR commented on the post, Weekly Question #7: Complete by November 10, 2016, on the site MIS2502 – Data Analytics 11 years, 10 months ago
My important takeaway from this course is the experience I got from working the SQLworkbench. It helped me a lot when I had to setup databases at work to keep track of costs, variances.etc. In relation to data […]
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JR commented on the post, Week 8 Question: Due October 26, on the site MIS2502 – Data Analytics 11 years, 11 months ago
To convince a manager you need to remind them that the other company is in a similar business. If we want to have the same or more data collected so that we can have the same or better capabilities. The reason […]
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JR commented on the post, Week 7 Question: Due October 19, on the site MIS2502 – Data Analytics 11 years, 11 months ago
The novel concept that I learned was that Pivot tables are kind of like data cubes. I never saw them that way. Except of course a real data cube would be able to hold much much more data and moving it around with […]
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JR commented on the post, Weekly Question #5: Complete by February 25, 2016, on the site MIS2502 – Data Analytics 12 years ago
Managers can plot, repairs, in sectors of the business, time of the year, and $ amount used to fix the problems.etc. This helps to predict when they will have to purchase certain items in bulk. Making mass […]
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JR commented on the post, Weekly Question #5: Complete by February 25, 2016, on the site MIS2502 – Data Analytics 12 years ago
Managers can plot, repairs, in sectors of the business, time of the year, and amount to predict when they will have to purchase certain items in bulk. Making mass purchases can help save on costs and it can help […]
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JR commented on the post, Week 4 Question: Due September 28, on the site MIS2502 – Data Analytics 12 years ago
I would use a join function to retrieve information when the DB I am using is a relational database.
For example, if the customer_order table contains only the Customer ID and Order ID; I would join the […]
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JR commented on the post, Week 3 Question: Due September 21, on the site MIS2502 – Data Analytics 12 years, 1 month ago
It is hard to say that the decision to share customer data is a good or bad idea. It is a bad idea in the sense that MGM loses its competitive advantage with Trump because Trump will now have access to the same […]
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JR commented on the post, Week 2 Question: Due September 14th, on the site MIS2502 – Data Analytics 12 years, 1 month ago
An example of cardinality mistakes and issues is when a database recording orders that were processed from an online website associates only one item to a purchase order. So if a customer adds multiple items to […]
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JR commented on the post, Week 1 Question: Due September 6th, on the site MIS2502 – Data Analytics 12 years, 1 month ago
Data is more important to an organization because regardless of how much information you get and how good it looks, bad data can lead to useless or bad information.
For example suppose a manager is trying to […]