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Data quality report

Arriva UK Bus_Rhyl_Bangor_20220102_1

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

300

Bus lines

89%

RED
Data quality

273

Critical observations

453

Advisory observations

Contents

Critical observations (273)

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

Data set (273)

Number of observations	Observation category
273	Missing block number

Advisory observations (453)

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.

Stop (217)

Number of observations	Observation category
217	Missing stops

Timing (236)

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