RESUM
A1: Metrica
B1: Valor
A2: Sessions uniques
B2: =COUNTUNIQUE(FILTER(EVENTS!J2:J,EVENTS!J2:J<>""))
A3: Page views
B3: =COUNTIF(EVENTS!B:B,"page_view")
A4: Veure gran
B4: =COUNTIF(EVENTS!B:B,"view_large")
A5: Clicks WhatsApp
B5: =COUNTIF(EVENTS!B:B,"whatsapp_click")
A6: Clicks Comprar
B6: =COUNTIF(EVENTS!B:B,"buy_click")
A7: Checkout submit
B7: =COUNTIF(EVENTS!B:B,"checkout_submit")
A8: Compres pagades
B8: =COUNTIF(EVENTS!B:B,"payment_success")
A9: CTR comprar
B9: =IF(B3=0,0,B6/B3)
A10: Checkout rate
B10: =IF(B6=0,0,B7/B6)
A11: Conversio final
B11: =IF(B3=0,0,B8/B3)
A12: Checkout -> paid
B12: =IF(B7=0,0,B8/B7)
A13: Facturacio
B13: =IFERROR(SUM(FILTER(ORDERS!I2:I,ORDERS!J2:J="paid")),0)
A14: Ticket mitja
B14: =IF(B8=0,0,B13/B8)

FUNNEL
A1: Pas
B1: Valor
C1: Ratio vs pas anterior
A2: page_view
B2: =COUNTIF(EVENTS!B:B,"page_view")
C2:
A3: buy_click
B3: =COUNTIF(EVENTS!B:B,"buy_click")
C3: =IF(B2=0,0,B3/B2)
A4: checkout_submit
B4: =COUNTIF(EVENTS!B:B,"checkout_submit")
C4: =IF(B3=0,0,B4/B3)
A5: payment_success
B5: =COUNTIF(EVENTS!B:B,"payment_success")
C5: =IF(B4=0,0,B5/B4)

TOP_MODELS
A1: product_code
B1: view_large
C1: whatsapp_clicks
D1: buy_clicks
E1: checkout_submit
F1: payment_success
G1: conversion_rate
H1: revenue
A2: =SORT(UNIQUE(FILTER(EVENTS!C2:C,EVENTS!C2:C<>"")))
B2: =ARRAYFORMULA(IF(A2:A="","",COUNTIFS(EVENTS!C:C,A2:A,EVENTS!B:B,"view_large")))
C2: =ARRAYFORMULA(IF(A2:A="","",COUNTIFS(EVENTS!C:C,A2:A,EVENTS!B:B,"whatsapp_click")))
D2: =ARRAYFORMULA(IF(A2:A="","",COUNTIFS(EVENTS!C:C,A2:A,EVENTS!B:B,"buy_click")))
E2: =ARRAYFORMULA(IF(A2:A="","",COUNTIFS(EVENTS!C:C,A2:A,EVENTS!B:B,"checkout_submit")))
F2: =ARRAYFORMULA(IF(A2:A="","",COUNTIFS(EVENTS!C:C,A2:A,EVENTS!B:B,"payment_success")))
G2: =ARRAYFORMULA(IF(A2:A="","",IF(D2:D=0,0,F2:F/D2:D)))
H2: =ARRAYFORMULA(IF(A2:A="","",SUMIF(ORDERS!D:D,A2:A,ORDERS!I:I)))

FILTERS
A1: filter_key
B1: uses
A2: =SORT(UNIQUE(FILTER(EVENTS!C2:C,EVENTS!B2:B="filter_use",EVENTS!C2:C<>"")))
B2: =ARRAYFORMULA(IF(A2:A="","",COUNTIFS(EVENTS!B:B,"filter_use",EVENTS!C:C,A2:A)))

Notes
- Si el teu Google Sheets et dona error de sintaxi, substitueix les comes "," per punt i coma ";".
- Formata B9:B12, C3:C5 i G2:G com a percentatge.
- Formata B13:B14 i H2:H com a moneda EUR.