Data quality report

D&G Bus_Crewe_Nantwich_20210901_40

366

Bus lines

94%

AMBER
Data quality

189

Critical observations

176

Advisory observations

Contents

Critical observations (189)

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

Data set (189)
Number of observations Observation category
189 Missing block number

Advisory observations (176)

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.

Stops (29)
Number of observations Observation category
29 Missing stops
Timing (141)
Number of observations Observation category
141 No timing point for more than 15 minutes
Journey (6)
Number of observations Observation category
6 Expired lines