Forum Discussion
Correlation between same column, different items for time periods
Hi All, I have a data table consisting of call data. Each different call shares a reference "Session ID" and each time something happens within the call this is logged with a time stamp. I am wan...
Thanks Greg,
I've managed to find a solution.
See my article on Mean Time Before Failure (MTBF) which uses EARLIER: http://community.powerbi.com/t5/Community-Blog/Mean-Time-Between-Failure-MTBF-and-Power-BI/ba-p/339586
Hi,
thanks for your help, however I'm not sure how this gets me what I'm after. I've tried to keep up with your article but I am struggling to apply it to my scenario.
Ideally I would like a new table which shows the earliest timestamp of a call ID in 1 column and the latest timestamp of it in another column.