Data quality report

Redline Buses_Aylesbury_St Albans_20150405_8

67

Bus lines

96%

AMBER
Data quality

25

Critical observations

49

Advisory observations

Contents

Critical observations (25)

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

Data set (25)
Number of observations Observation category
25 Missing block number

Advisory observations (49)

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 (41)
Number of observations Observation category
41 Missing stops
Timing (4)
Number of observations Observation category
1 First stop is not a timing point
1 Last stop is not a timing point
2 No timing point for more than 15 minutes
Journey (4)
Number of observations Observation category
4 Journey overlap