Kati (Takwimu) : Tofauti kati ya masahihisho

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Mstari 2:
 
 
Mediani (kwa [[Kiingereza]] "median") inataja [[thamani (takwimu)]] x inayogawanyika mara mbili sampuli ya [[data]]. Mediani ni [[kipimo cha mwelekeo wa kati]].
 
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Kwa mfano katika sampuli ya data hii 1,2,3,5,7,8,9,11,12,15,18,27,30 mediani ni 9.<br />
 
== Marejeo ==