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Data quality report

Arriva UK Bus_Morley_Ossett_20210904_2

410

Bus lines

96%

AMBER
Data quality

148

Critical observations

822

Advisory observations

Contents

Critical observations (148)

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

Timing (19)
Number of observations Observation category
2 Fast timing between timing points
5 First stop is not a timing point
12 Last stop is not a timing point
Data set (129)
Number of observations Observation category
129 Missing block number

Advisory observations (822)

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 (144)
Number of observations Observation category
144 Missing stops
Timing (600)
Number of observations Observation category
11 Fast running time between stops
587 No timing point for more than 15 minutes
2 Slow running time between stops
Journey (78)
Number of observations Observation category
10 Expired lines
68 Journey overlap