How To Type Standard Deviation Or Sigma (Σ) Symbol?

Everyone is familiar with Sigma (Σ), Ohm (Ω), and Degrees (°) these symbols, right? But can you type them on a laptop or computer? No, then read this article to the end.Sigma is a sign or symbol. It is on the eighteenth number of the Greek alphabet. In lowercase, it is written as σ; while in uppercase […]

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