Date condition in set analysis

[apthansh]

I have below date condition.How can I put this in set Analysis ?

count(distinct  if([Status]='Active', If(Date([Next Event Date])-date(today())>=0 AND Date([Next Event Date])-date(today())<=90,

                [ID])))

Thanks much

[vishsaggi]

Try this may be?

= Count(distinct {< [Status]={'Active'},

                    [ID] = {"=IF(Date([Next Event Date])-Date(Today())>=0 AND Date([Next Event Date])-date(today())<=90, [ID])"}

                  >}[ID])