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Hongzhi Fang commented on the post, Weekly Question #5, on the site 6 years, 10 months ago
I agree with others who have argued that the mobile internet is the most disruptive innovation. Being able to carry internet access in one’s pocket to complete payments, use GPS, connect with others, shop, bank etc has changed how people interact with the world. Ultimately, mobile technology and the mobile internet have changed how people live…[Read more]
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Hongzhi Fang commented on the post, Weekly Question #4, on the site 6 years, 11 months ago
Bad data would mean that business decisions I made would not be accurate. Thus, a companies’ investments, or choices they made would be based on incorrect data and the bottom line would be negatively impacted. With good data, the choices that are made are informed choices. In marketing, bad data would mean that the marketing would not be…[Read more]
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Hongzhi Fang commented on the post, Weekly Question #3, on the site 6 years, 11 months ago
As other people have said using a decision tree to make a major purchase is an excellent idea. I also think that decision trees could be useful in education. For example, for upper level classes there can be a lot of prerequisites that must be completed. Therefore, when a student goes to register for a course a decision tree could be used. The yes…[Read more]