Data quality report

Arriva UK Bus_Redcar_Guisborough_20190504_7

• Please find your data quality observations below.
• What are the different type of observations?
• Download data quality report.csv

795

Bus lines

99%

AMBER
Data quality

98

Critical observations

520

Advisory observations

Contents

Critical observations (98)

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

Data set (98)

Number of observations	Observation category
98	Missing block number

Advisory observations (520)

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 (167)

Number of observations	Observation category
167	Missing stops

Timing (153)

Number of observations	Observation category
34	Fast running time between stops
3	First stop is not a timing point
10	Last stop is not a timing point
106	No timing point for more than 15 minutes

Journey (200)

Number of observations	Observation category
8	Duplicate journeys
18	Expired lines
174	Journey overlap