I chose this course because I am thinking about majoring MIS. (I’m still business undecided. I haven’t decided my major yet) I thought it is a great chance to check I’m interested in this major or not and it’s really what I want. And my expectation was really right. Every ‘In-class exercise’, assignments, quizzes were really helpful and I could…[Read more]
The data-driven service I use the most regularly is Blackboard. If I want to store the data in the spreadsheet,
1st row: Name of the Subject and subject code
2nd row: Name of Professor
3rd row: The name of the file(assignment) I uploaded on the blackboard
4th row: The date I uploaded my file
5th row: the score of each assignment
The other…[Read more]
(the whole article is available only for paid members) “Fast Food Gets a Reboot in China: Tuna-Pesto Paninis, Paid for by Facial Recognition”
Usually, many people in China avoided going KFC because they thought fast foods are not goo…[Read more]
KPI I use most frequently is the number of steps I walked each day. I use mobile application, “SAMSUNG HEALTH” to count it.
This KPI is specific and measurable: The sensor on my mobile phone counts the number of steps automatically and I can check how long and how many steps I walked. It also translates the measure to calories I used.
The mistake I made is “Number 6: Miss the data type”. When I use excel, I used to focus on the data(only the number), so I usually forgot about the data type. The most serious one was when I typed date without type. It automatically changed to integers, so I could not write down what I really want to type. I tried more than 50 times to type dat…[Read more]
Title: six reasons why china matters
This article provides 6 reasons why China is important in global economy and it explains each reason using adequate data. First, it shows the graph showing nonfinancial debt at a percentage of GDP and second it shows bar graph about the…[Read more]
a. difficult to understand. Visualization purpose is to make it easier to understand but it makes more confused.
Shape is really weird, hard to recognize the relationship.
b. needs improvement in every part
(Wall Street Journal, “Media Agencies Lower Global Ad Spending Forecasts”)
Major media buying agencies expected that the spending for global ad will decrease in 2017 and 2018. GroupM lowered its growth expectation from 4.4% to 3% and Zenith lowered its…[Read more]
One example of conventional wisdom is that graduation elite colleges leads to higher salaries. To test this, we need the ranking of colleges to pick top colleges and the data of salaries of alumni. I think this conventional wisdom cannot be any data we can refer anymore because the society has changed a lot. Getting high quality education is…[Read more]