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Data quality report

Go-Ahead_High Wycombe_Oxford City Centre_20230528_6

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

320

Bus lines

77%

RED
Data quality

348

Critical observations

341

Advisory observations

Contents

Critical observations (348)

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

Timing (60)

Number of observations	Observation category
2	Fast timing between timing points
30	First stop is not a timing point
28	Last stop is not a timing point

Data set (288)

Number of observations	Observation category
1	Incorrect NOC
287	Missing block number

Advisory observations (341)

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 (40)

Number of observations	Observation category
40	Missing stops

Timing (284)

Number of observations	Observation category
284	No timing point for more than 15 minutes

Journey (17)

Number of observations	Observation category
17	Expired lines