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Practice

Identify a right-skewed distribution

Response hours are 2, 3, 4, 4, 5, 5, 6, and 30. Which description best fits?

Response-time distribution

Most tickets cluster below seven hours, with one long delay

Ordered response hours

Ticket 12 h
Ticket 23 h
Ticket 34 h
Ticket 44 h
Ticket 55 h
Ticket 65 h
Ticket 76 h
Ticket 830 h

The 30-hour observation creates a long right tail. Investigate it before deciding whether it is an error, exception, or valid rare case.

Choose one answer