by Alice03
What sessions and users actually count, why bounce rate is so often misread, how UTM tags work, and why so much traffic ends up filed as Direct. Concepts rather than menu paths, so it survives the next interface change.
Dimensions describe and metrics measure. Dimensions are the text attributes you slice by — country, device, landing page, campaign. Metrics are the numbers in the cells — sessions, users, conversions, revenue. Almost every report is one or more dimensions down the side and metrics across the top, so knowing which is which tells you in advance what a report can and cannot answer.
multiple choice
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