Permission Role for Guest is wrong in documentation.
Further Details
In the permission and roles documentation it is shown that a Guest can view merge requests analytics but when we check merge requests analytics page its prerequisite states that You must have at least the Reporter role.
Image attached for reference
Link to permission and role page https://docs.gitlab.com/ee/user/permissions.html
Link to Merge requests analytics page https://docs.gitlab.com/ee/user/analytics/merge_request_analytics.html

