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Data analysis exercise

Data analysis exercise. Data Laporan Petugas. Questions Total animals of each species Vitamin usage Proportion treated with vitamins Of those treated, proportion survived Of those not treated, proportion survived List the five most common diseases Display on a graph

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Data analysis exercise

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  1. Data analysis exercise

  2. Data LaporanPetugas • Questions • Total animals of each species • Vitamin usage • Proportion treated with vitamins • Of those treated, proportion survived • Of those not treated, proportion survived • List the five most common diseases • Display on a graph • Seasonal pattern of disease • Chart of reported incidence by month

  3. Data cleaning • Move all data into single worksheet • Remove all merged cells • Sort all data by date • Headers and empty fields go to bottom • Delete unneeded rows • Remove all lines

  4. Separating species and number • Two approaches • Use of formula • A bit complex • Some manual correction needed • Use of “Text to Column function” • Faster, simpler • Some manual correction needed

  5. Formulae that could be used • Search() • Trim() • Left() • Proper() • Mid() • Iserror() • As well as some manual error correction

  6. Text to columns • Make empty column • HighlighJenis & JML column • Click Text to Columns on Data tab • Delimited, then Next • Check space and other, then enter ‘-’ for other • Click Finish

  7. Use of Antibiotics or Vitamins • Formulae • Trim • Proper • If() • Isblank()

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