I’ve never been one to worry too much about normality of data. Here’s a tremendous article explaining why it isn’t particularly important for control charts.
https://www.qualitydigest.com/inside/statistics-column/normality-myth-090819.html
I’ve never been one to worry too much about normality of data. Here’s a tremendous article explaining why it isn’t particularly important for control charts.
https://www.qualitydigest.com/inside/statistics-column/normality-myth-090819.html