To show how quick and intuitive Tableau can be used to quite a simple visualization assuming you have a ready dataset to create visualisation from. Basically, once you connect to your dataset using Tableau Desktop version, it just create a worksheet and some click and draw and drop. If you are interested to get hold of the dataset to try yourself, the dataset [Singapore Polytechnic Graduate Output by Type of Study, Annual] is available from data.gov.sg at: https://data.gov.sg/dataset/singapore-polytechnic-graduate-output
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