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Excel Trick: Import Data From a Picture!

Have you ever looked at a table in a PDF file (or a picture) and wanted to import it into Excel? This video tells you how! As shown in the short video, this function is not...
analytics
tutorial
video
visulization
work efficiency

Clustered bar chart and stacked barcharts, switch rows/columns, overlap and customize shapes

Bar charts are one of the most frequently used charts. To use them effectively to generate on-the-point graphs that deliver exactly the right message, however, requires some...
analytics
data
statistics
tutorial
video
visulization

How to draw ranking data properly

A slight problem with drawing data on ranking is how we normally think about ranking. We normally associate “#1” as the best, and “#10” as worse...
data
modeling
operations management
simulation
statistics
supply chain
tutorial
visulization

Simulation: Is demand equal to sales? (Part II, and why is there a Loch Ness Monster?)

In an earlier post, we discussed the difference between demand and sales using a simulation exercise. Now the question is: How can we visualize the difference? To start off,...
analytics
simulation
statistics
tutorial
video

Simulation: It all starts with a coin toss

There are many sophisticated tools dedicated to Monte Carlo simulation, but Excel is powerful enough to handle a variety of simulation needs.  Here are the basic steps of...
analytics
data
tutorial
video

Two-way Data Table in Excel is a great tool for sensitivity analysis

In an earlier post, I have introduced Data Table as a “secret weapon” to conduct sensitivity analysis. Now let’s go one step further and look at a more...
analytics
data
tutorial
video

Filter Data Right in your Pivot Table Fields!

One of the ‘hidden treasure’ in Pivot Table a lot of people do not know about is that you can filter data right in your Pivot Table Fields. This is extremely...
analytics
data
modeling
tutorial
video
work efficiency

Sensitivity Study (or Scenarios) with Data Table

In managerial decision making, many time we need more than just an optimal decision. Often we would like to know how my results change if I change my decision in a certain...
data
statistics
tutorial
video
work efficiency

PivotTable: Calculated Fields

Sometime, after you have made a PivotTable you realize you might want to do some further calculations based on the summary results. For example, After getting the total...
analytics
data
tutorial
video
visulization
work efficiency

Dashboard with PivotTable

Dashboard is an effective communication tool to summary and highlight your data and your analysis. Here is an example of an Excel Dashboard that I made with PivotTable (and...
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