8 Tableau Maps

This module addresses:
–Tutorial, workbook and video to build a Tableau map
–Basic map instructions using ArkanasCovid data
–Dual axis map with ArkansasCovid data

Mapping in Tableau

Please review this mapping tutorial

And this sample workbook for learning maps

And these basic mapping videos

Build a Map COVID-19 Positivity in Arkansas Counties

Data: County data for one day

–Import the countyonlytoday.csv data as text into Tableau
–Check the county data is assigned as geographic (the globe icon).
–Go to Sheet 1:
a) Drag Longitude to columns
b) Latitude to rows
c) County Name to the pane
–A map of Arkansas appears.
d) In top Menu: MAP | Edit Locations | State / Province | Fixed - Select Arkansas
–The map now has all counties represented as dots
e) In Marks card: Change Automatic to Map
f) Drag Positive to the pane - you now have a map of positive rates by county.
Video below with all of these steps with January data:

Dual Mapping - Bubble Maps

Dual Axis Map Tutorial

Build a Dual Axis Map using ArkanasCovid county data

New sheet, begin map: Drag counties to map
Fix the missing counties: Map | Edit Locations | Fixed | Arkansas
Marks Card | Map
Drag Deaths map

Here’s where it is tricky:

Click on Longitude pill in Columns. Press Command key. Drag to Right. Release mouse
–Creates two Longitude pills and two maps
–Marks Card Now Has Controls for Two Maps

Marks Card Has Two Maps. 
Lower Map, Drag off color pill. Marks Card, switch to Circle.
Drag Deaths to Size. Enlarge the Circles
Drag Deaths to Labels.

In Columns, Select Down Arrow on Longitude | Dual Axis
–Maps are combined 

Drag County to Marks Card | Tooltip

Edit Tooltips so data displays properly