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Data quality report

Arriva UK Bus_Liverpool_Bootle_20220220_3

• Please find your data quality observations below.
• What are the different type of observations?
• Download data quality report.csv

1337

Bus lines

96%

AMBER
Data quality

463

Critical observations

2622

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 (2622)

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 (74)

Number of observations	Observation category
74	Missing stops

Timing (2528)

Number of observations	Observation category
2528	No timing point for more than 15 minutes

Journey (20)

Number of observations	Observation category
20	Expired lines