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Newtab visibility

This outcome is deprecated, do not use. Measures if New Tab is enabled for new tabs and new windows. If these measures decline, users are taking some action that disables New Tab.

Source | Edit

Metrics

newtab_sessions

**Count of New Tab sessions **

How often users saw New Tab during an analysis window

Analysis Period: weekly, overall

Data Source: as_sessions

Statistics: deciles, bootstrap_mean

Definition: 
COUNT(document_id)

saw_newtab

**Ever saw New Tab **

The fraction of users that saw New Tab during an analysis window

Analysis Period: weekly, overall

Data Source: as_sessions

Statistics: binomial

Definition: 
COUNT(document_id) > 0

new_tab_enabled_in_new_windows

**New Tab enabled in new windows **

Whether New Tab is displayed upon opening a new window

Analysis Period: weekly, overall

Data Source: main

Statistics: binomial

Definition: 
ARRAY_AGG(
        COALESCE(mozfun.map.get_key(environment.settings.user_prefs, "browser.startup.page") != "0", TRUE)
            AND (mozfun.map.get_key(environment.settings.user_prefs, "browser.startup.homepage") IS NULL)
        ORDER BY submission_timestamp DESC
        LIMIT 1
    )[SAFE_OFFSET(0)]

new_tab_enabled_on_new_tabs

**New Tab enabled on new tabs **

Whether New Tab is enabled for new tabs in existing windows.

Analysis Period: weekly, overall

Data Source: main

Statistics: binomial

Definition: 
ARRAY_AGG(
        mozfun.map.get_key(environment.settings.user_prefs, "browser.newtabpage.enabled") IS NULL
        ORDER BY submission_timestamp DESC
        LIMIT 1
    )[SAFE_OFFSET(0)]

Data Sources

as_sessions

Definition:

main- Main

Main ping table

Definition: