{"id":662,"date":"2023-10-26T12:17:35","date_gmt":"2023-10-26T12:17:35","guid":{"rendered":"https:\/\/domath.surju.ee\/?page_id=662"},"modified":"2024-12-22T17:10:02","modified_gmt":"2024-12-22T17:10:02","slug":"average","status":"publish","type":"page","link":"https:\/\/domath.surju.ee\/et\/keskmine\/","title":{"rendered":"Aritmeetiline keskmine"},"content":{"rendered":"\r\n

Aritmeetiline keskmine <\/strong><\/span><\/h1>\r\n\r\n\r\n

Antud arvude<\/span> aritmeetiliseks
\r\nkeskmiseks<\/strong><\/span> nimetatakse arvu, mis saadakse arvude summa jagamisel liidetavate arvuga. <\/p>\r\n\r\n\r\n

 N\u00e4iteks:<\/strong><\/span><\/p>\r\n\r\n\r\n

Leiame arvude 2, 3, 4, 7, and 9 aritmeetilise keskmise. 
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\r\n(2+3+4+7+9 ) : 5 = 25:5= 5<\/strong>
\r\nAritmeetiline keskmine on 5.<\/p>\r\n\r\n

 <\/p>\r\n

V\u00e4\u00e4rtuste  { 1, 2, 2, 3, 4, 7, 9 } v\u00f5rdlus<\/span><\/strong><\/a> (<\/span>https:\/\/en.wikipedia.org\/wiki\/Average<\/a>)<\/span><\/p>\r\n\r\n

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T\u00fc\u00fcp<\/strong><\/span><\/p>\r\n<\/td>\r\n

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Kirjeldus<\/strong><\/span><\/p>\r\n<\/td>\r\n

N\u00e4ide<\/strong><\/span><\/td>\r\nResult<\/strong><\/span><\/td>\r\n<\/tr>\r\n
Aritmeetiline keskmine<\/a><\/strong><\/td>\r\nAntud arvude summa jagatakse liidetavate arvuga.<\/td>\r\n(1+2+2+3+4+7+9) : 7<\/td>\r\n4<\/strong><\/span><\/td>\r\n<\/tr>\r\n
Mediaan<\/a><\/strong><\/td>\r\nVariatsioonirea keskmise liikme v\u00e4\u00e4rtus, mis eraldab suurema ja v\u00e4iksema poole. 
\r\nKui reas on paarisarv liikmeid, loetakse mediaaniks tavaliselt kahe keskmise liikme aritmeetiline keskmine.<\/td>\r\n		1, 2, 2, 3<\/strong>, 4, 7, 9
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\r\n{3, 5, 7, 9} mediaan on (5 + 7) : 2 = 6.<\/td>\r\n		3
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\r\nMe=6<\/strong><\/span><\/td>\r\n<\/tr>\r\n
Mood<\/a><\/strong><\/td>\r\nAndmerea k\u00f5ige sagedami esinev v\u00e4\u00e4rtus<\/td>\r\n1, 2, 2<\/strong>, 3, 4, 7, 9
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\r\nKlassis on erineva vanusega \u00f5pilasi.
\r\n11-aastaseid on 5,
\r\n12-aastaseid on 9,
\r\n13-aastaseid on 2.<\/td>\r\n		2
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\r\nMo = 12 a
\r\n<\/strong><\/span><\/td>\r\n<\/tr>\r\n
Mid-range<\/a><\/strong><\/td>\r\nSuurima ja v\u00e4hima v\u00e4\u00e4rtuse aritmeetiline keskmine.<\/td>\r\n(1 + 9):2<\/td>\r\n5<\/strong><\/span><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n
\r\nArimeetilise keskmise arvutamise n\u00e4idised<\/strong><\/span><\/figure>\r\n\r\n