Data quality report

Arriva UK Bus_High Wycombe_Aylesbury_20210117_33

236

Bus lines

96%

AMBER
Data quality

82

Critical observations

352

Advisory observations

Contents

Critical observations (82)

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

Timing (2)
Number of observations Observation category
2 Fast timing between timing points
Data set (80)
Number of observations Observation category
80 Missing block number

Advisory observations (352)

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 (80)
Number of observations Observation category
80 Missing stops
Timing (211)
Number of observations Observation category
82 Fast running time between stops
25 First stop is not a timing point
27 Last stop is not a timing point
77 No timing point for more than 15 minutes
Journey (61)
Number of observations Observation category
3 Expired lines
58 Journey overlap