An Einstein Analytics consultant is asked to add a new SalesTax field to a Product Sales dataset. The formula to calculate SalesTax is (SubTotal'CountyTax).
Which node should the consultant use in a Dataflow to calculate and insert SalesTax to the dataset?

How do you create a regression timeseries?

An Einstein Analytics consultant has been asked to refactor a dashboard so that it loads more quickly. After some analysis, the consultant found that most of the dashboard steps run in less than five seconds; however, the Opportunities Table takes 30 seconds to run.
How can the consultant improve the performance of this dashboard?

What does XMD stand for?

What's the best way to describe the template-info.json file?