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TGAU Mathemateg Datrys Problemau Data Haen Uwch

TGAU Mathemateg Datrys Problemau Data Haen Uwch.

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TGAU Mathemateg Datrys Problemau Data Haen Uwch

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  1. TGAU Mathemateg DatrysProblemau Data HaenUwch

  2. Mae yna 12 bachgenynnosbarthMathemateg Miss Jones. Mae yna 5 gydallygaid brown, 4 gydallygaidgwyrdd a 3 gydallygaidglas. Mae'ndewis 3 bachgengwahanolar hap iatebcwestiynau. Beth yw'rtebygolrwyddbydd o leiaf un o'rbechgyngydallygaidgwyrdd? • Beth ydy'rcwestiwnyngofyniniiddarganfod? • Teb(o leiaf un bachgen â llygaidgwyrdd) = ? • Pa wybodaethsyddwedieirhoiyn y cwestiwn? • Brown – 5 • 12 • Gwyrdd – 4 • 12 • Glas – 3 • 12

  3. Ystyriwch yr hollganlyniadauposib • GwBGlneuGwBBneuGwGlGlneuGwGlBneuGwGwGlneuGwGwBneuGwGlGwneu ... • Oesynafforddgyflymach a haws? • Teb( o leiaf un gwyrdd) + Teb(dim gwyrdd) = 1 • Teb( o leiaf un gwyrdd) = 1 – Teb(dim gwyrdd) • Teb(dim gwyrdd) = ? • Faint o ddisgyblionsyddheblygaidgwyrdd? • Brown + Glas = 5 + 3 • 12 12 • = 8 • 12

  4. 8 • 12 • 7 • 11 • 6 • 10 • Teb(dim gwyrdd) = • x • x • = 2 x 7 x 3 • 3 11 5 • = 42 • 165 • = 14 • 55 • Beth ofynodd y cwestiwninieiddarganfod? • Teb(o leiaf un gwyrdd) = 1 – Teb(dim gwyrdd) • = 1 - 14 • 55 • = 41 • 55

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