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Data quality report

Stagecoach_Sheffield Centre_Chesterfield_20210828_21

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

174

Bus lines

95%

AMBER
Data quality

69

Critical observations

587

Advisory observations

Contents

Critical observations (69)

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

Timing (1)

Number of observations	Observation category
1	Fast timing between timing points

Data set (67)

Number of observations	Observation category
67	Missing block number

Advisory observations (587)

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 (520)

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

Journey (27)

Number of observations	Observation category
1	Expired lines
26	Journey overlap