By guessing, people make bad decisions.
You need to develop a process
Obtain data
Build a model
Analyze the data
Which means you need tools
Some tools require background and experience
Some can be automated to various points
Beware of decisions after-the-fact: Someone can have “amazing” results that are random.
If you look at a sample of 1,000 people and one does substantially better than the others is it random?
Stock-picking competitions/results
Store documents on server.
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Provide backups.
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Edit within browser—useful for tablets.
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Hard to copy-and-paste among tools.
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Both allow sharing
Control who sees and edits files.
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