Data quality report

Hattons Transport Ltd_Prescot_St Helens_20180903_8

50

Bus lines

97%

AMBER
Data quality

13

Critical observations

53

Advisory observations

Contents

Critical observations (13)

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

Data set (13)
Number of observations Observation category
13 Missing block number

Advisory observations (53)

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 (19)
Number of observations Observation category
19 Missing stops
Timing (20)
Number of observations Observation category
3 First stop is not a timing point
8 Last stop is not a timing point
9 No timing point for more than 15 minutes
Journey (14)
Number of observations Observation category
10 Expired lines
4 Journey overlap