İş Dünyası ve Finans: Q1, yılın ilk çeyreğini (Ocak, Şubat, Mart) temsil eder 14. Q0 ise bu bağlamda kullanılmaz.
İstatistik: Quartil (çeyrek) hesaplamalarında, Q1 ilk quartili ifade eder ve veri setinin alt çeyreğini yüzde 25'lik dilime ayırır 5. Q0 ise bu hesaplamalarda yer almaz.
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kullanılır:\n\n1. **İş Dünyası ve Finans**: Q1, yılın ilk çeyreğini (Ocak, Şubat, Mart) temsil eder [```1```](https://www.reference.com/business-finance/q1-q2-q3-q4-213fdfc2f7de547e-17)[```4```](https://medium.com/an-idea/what-is-the-meaning-of-q1-q2-q3-q4-h1-and-h2-in-business-terms-68db3a150927). 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