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Data quality report

Arriva UK Bus_Liverpool_Bootle_20220220_6

579

Bus lines

91%

AMBER
Data quality

463

Critical observations

1355

Advisory observations

Contents

Critical observations (463)

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

Timing (6)
Number of observations Observation category
6 First stop is not a timing point
Data set (457)
Number of observations Observation category
457 Missing block number

Advisory observations (1355)

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 (70)
Number of observations Observation category
70 Missing stops
Timing (1285)
Number of observations Observation category
1285 No timing point for more than 15 minutes