Tableau Desktop questions with correct answers
What is a measure field? What is a dimensional field? - Answer A dimension is a qualitative or categorical field in the data (for example Country). Dragged into a view a dimension produces headers in the view. A measure is a quantitative field in the data meaning that the values in it can be aggregated (for example Sales). Measures typically produce and axes. How do I replace a measure or dimension on the rows or columns shelf? - Answer Drag and drop field over the current field on the shelf. The new field will replace the other field. How can I sort by a measure value or a dimension? *Practice in Bronze Study Workbook - Answer In the view sort on an axis to sort by quantitative values or on dimensional header to sort alphabetically. You can also manually sort on the view by dragging dimension values into a new order. On the toolbar use the quick sort buttons. Right click on a dimensional field on view card for more sorting options (sort order & sort by) or clear a sort. When I drag the fields out into the view some are blue and some are green : how come? - Answer Blue pills are discrete and green pills are continuous. Discrete fields contains finite values. Continuous fields can display infinitely smaller points from one end of data to another by creating an axis in the view (think of a trend line of time that can get more granular down to the second). Discrete fields always result in headers being drawn whenever they are placed on the rows or columns shelves. Continuous fields always result in axes when you add them to the view. These roles are important because you may want to display your data continuously or discretely depending on what you are trying see and the data itself. You can switch between continuous and discrete data roles using the field menu. For a deeper understanding please see: Understanding Pill Types
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