Before you analyse a dataset, look at it. Paste a table and every column gets a card: what type it is, how many blanks, what the range looks like, and which values dominate. The five-minute check that saves the two-hour mistake.
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These tools are provided as they are, for working things out. They are not part of Aether's audited model engine and their results are not checked against it. Satisfy yourself that a number is right before you rely on it.