z score in Excel

The z-score, also known as a standard score, is used in statistics. It measures the number of standard deviations of a specific number….

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Excel Profit Margin Formula

Understanding the profit margin Profit margin is a ratio between a company’s revenue and income. Let me explain it in the following example….

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Combine Columns in Excel

Here, I’ll show you how you can concatenate columns with or without a separator. We are going to use the following example. Combine…

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Convert yyyymmdd to Date in Excel

There are at least two ways to convert yyyymmdd to date – a formula and text to columns wizard.

or with only…

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