Analysis of user activity and variability Variability +

Calculated key indicators of user age variability:
Average age
Standard deviation
Median
Interquartile range
10th and 90th percentiles
Conducted user engagement assessment:
Counted DAU (Daily Active Users)
Counted WAU (Weekly Active Users)
Calculated Stickiness (DAU/WAU)
Implemented calculations using COUNTUNIQUE, COUNTIFS, SUMIF, COUNTIF, WEEKDAY