An on-line library for creating different chart types in Tableau

Connected Dot Plot

Tableau Canvas Layout:

Connected dot plot utitlizes dots to represent different values on a graph. The difference is that these dots are connected by lines. It usually has two dimensions on Rows and two similar Measures (dual axis on Columns). Connected dot plot is sometimes called Dumbbell Chart

Data Set: Lollipop Data

Building a Connected Dot Plot

Opening the Lollipop Dataset

   Move Sub-category to Rows
   Move Sales to Columns, choose Dual Axis and synchronize it.
   On Marks card of first Sales, select Line.
   Drag Order Date to Path on the Line Marks card.
   Move Order Date to Filter shelf, select 2016 and 2017 only.

You should now have a Connected Dot Plot that looks like this:

Related Material:

Play with Dots by Cole Nussbaumer Knaflic
Make Connected Scatter Plots in Tableau by Ryan Sleepers

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