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Data quality report

Stephensons of Essex_Braintree_Southchurch_20160526_1

82

Bus lines

88%

RED
Data quality

91

Critical observations

206

Advisory observations

Contents

Critical observations (91)

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

Timing (9)
Number of observations Observation category
1 Fast timing between timing points
3 First stop is not a timing point
5 Last stop is not a timing point
Data set (82)
Number of observations Observation category
82 Missing block number

Advisory observations (206)

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 (107)
Number of observations Observation category
107 Missing stops
Timing (15)
Number of observations Observation category
3 Fast running time between stops
12 No timing point for more than 15 minutes
Journey (84)
Number of observations Observation category
2 Expired lines
82 Journey overlap