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Data quality report

Arriva UK Bus_High Wycombe_Leighton Buzzard_20211219

337

Bus lines

95%

AMBER
Data quality

165

Critical observations

218

Advisory observations

Contents

Critical observations (165)

These observations are considered critical in terms of data quality. An operator should aim to have zero critical observations in their data.

Timing (17)
Number of observations Observation category
11 Fast timing between timing points
1 First stop is not a timing point
5 Last stop is not a timing point
Data set (148)
Number of observations Observation category
148 Missing block number

Advisory observations (218)

These observations suggest there may be an error in the data. However, for some types of services these may be intended by the operator. Advisory observations should be investigated and addressed. If the observation is a result of intended behaviour, an operator can suppress the observation.

Stop (58)
Number of observations Observation category
58 Missing stops
Timing (136)
Number of observations Observation category
55 Fast running time between stops
81 No timing point for more than 15 minutes
Journey (24)
Number of observations Observation category
24 Journey overlap