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Emneopgave: statistik

Emneopgave: statistik. Simona Sokolowska og Christine Dahl Pold HHX 1MA. INDHOLDSFORTEGNELSE. Tegn Grupperede observationer Diskrete observationer Diagrammer Gennemsnit Frekvens/sum . F Kvartilsæt/fraktil Median/typetal Nspire og Wordmat Standardafvisning Variant. TEGN.

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Emneopgave: statistik

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  1. Emneopgave: statistik Simona Sokolowska og Christine Dahl PoldHHX 1MA

  2. INDHOLDSFORTEGNELSE • Tegn • Grupperede observationer • Diskrete observationer • Diagrammer • Gennemsnit • Frekvens/sum. F • Kvartilsæt/fraktil • Median/typetal • Nspire og Wordmat • Standardafvisning • Variant

  3. TEGN

  4. GRUPPEREDE OBSERVATIONER • Intervaller • Søjle/histrogram • Sumkurve • Eksempel

  5. DISKRETE OBSERVATIONER • Præcise • Pindediagram/Trappediagram • Eksempel

  6. DIAGRAMMER FOR GRUPPEREDE • Søjle diagram • Sumkurve

  7. DIAGRAMMER FOR DISKRETE • Pindediagram • Trappediagram

  8. GENNEMSNIT • Grupperede • Diskrete

  9. FREKVENS OG SUM.FREKVENS

  10. KVARTILSÆT OG FRAKTIL • Kvartilsæt1. kvartil = 25 %2. kvartil = 50 % også medianen3. kvartil = 75 % • Fraktiler resterende procenter f.eks. 20 % osv.

  11. MEDIAN OG TYPETAL • Median = 2.kvartil • Typetal = Det tal, som gentager sig flest gange. - har den højeste hyppighed

  12. STANDARDAFVIGELSE OG VARIANT • Standardafvigelse • Varians =

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