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Data quality report

Stagecoach_Sheffield Centre_Chesterfield_20210828_35

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

126

Bus lines

96%

AMBER
Data quality

44

Critical observations

1205

Advisory observations

Contents

Critical observations (44)

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

Stop (1)

Number of observations	Observation category
1	Incorrect stop type

Data set (43)

Number of observations	Observation category
43	Missing block number

Advisory observations (1205)

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 (39)

Number of observations	Observation category
39	Missing stops

Timing (364)

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

Journey (802)

Number of observations	Observation category
776	Duplicate journeys
14	Expired lines
12	Journey overlap