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X Bar Symbol (x̄)
Mu Symbol (μ)
Math Symbols List (+,-,x,/,=,...) - RapidTables.com
List of mathematical symbols - Simple English Wikipedia, the …
List of typographical symbols and punctuation marks
Mean Symbol (x̄, μ) - Copy and Paste Text Symbols
Sign (mathematics) - Wikipedia
Glossary of mathematical symbols - Wikipedia
Math Symbols - List, Meanings, Facts, Examples - SplashLearn
Math Symbols and What They Mean - ThoughtCo
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