How to Add a Trendline to a Weekday Chart in Tableau

how do you add a trend line to weekday data in tableau let's start by dragging in quantity onto the rose Shelf grab my date field. put that on columns let's change it from here to weekday by going to more and then weekday. I have a line by weekday now I go to the analytics pane take a trend line drag it to the middle of The View you can choose linear exponential Bali. let's put it on linear and we have a trend line by weekday in Tableau hope this helps.