Count of Yes/No

[252Gilly]

I am loooking to write my first dax and would like to understand how I can take a column with Yes/No as the data and produce a maeasure that for example only counts and then totals the Yes function.

[tamerj1 · Accepted solution]

Hi @252Gilly 
You can use 
CALCULATE ( COUNTA ( 'Table'[Column] ), 'Table'[Column] = "Yes" )
Or you can slice by 'Table'[Column] in a table or matrix visual or even a slicer and use just

COUNTA ( 'Table'[Column] )