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User talk:Andyed: Difference between revisions
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→Computing % Abandoned
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Abandonment rate is a direct measure of expectation violation in search. The user thought that their query was sufficient to retrieve the item or topic of interest and that expecation was unmet. | Abandonment rate is a direct measure of expectation violation in search. The user thought that their query was sufficient to retrieve the item or topic of interest and that expecation was unmet. | ||
(Unabandoned.N - AllQueries.N) / AllQueries. | (Unabandoned.N - AllQueries.N) / AllQueries.N = AbandonmentRate | ||
Note: N here is distinct(moz_historyvisits.session) | Note: N here is distinct(moz_historyvisits.session) | ||