Hi, I have following website visitor data: avgsessionduration (in seconds but in numeric format) sessions + dimensions like 'campaign' and 'ad' As the idea is to report avgerage sessions duration by 'campaign', I have created 'weighted average session duration' (as the avgsessionduration is already aggregated): 'sum of avgsessionduraton weighted values' / 'sum of sessions' Now I have time weighted session duration in seconds, but it's a numeric value. How to convert this value to time format? I know how to convert the original measure 'avgsessionduration' to time format by creating a new calculated item, but I can't figure out how to use the calculated item in the 'weighted average session duration' calculation. Nor I cannot convert calculation afterward to time format.
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