Data quality report

Marshalls Coaches LLP_unknown_Houghton Regis_20230102

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

18

Bus lines

69%

RED
Data quality

123

Critical observations

51

Advisory observations

Contents

Critical observations (123)

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

Stops (103)

Number of observations	Observation category
103	Stop(s) are not found in NaPTAN

Timing (1)

Number of observations	Observation category
1	Fast timing between timing points

Data set (19)

Number of observations	Observation category
1	Incorrect NOC code
18	Missing block number

Advisory observations (51)

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 (4)

Number of observations	Observation category
4	Missing stops

Timing (47)

Number of observations	Observation category
20	Last stop is not a timing point
27	No timing point for more than 15 minutes