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Data quality report

Implementation Test_Tupsley_476_20230725_5

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

1

Bus line

73%

RED
Data quality

18

Critical observations

24

Advisory observations

Contents

Critical observations (18)

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

Stop (5)

Number of observations	Observation category
3	First stop is found to be set down only
1	Incorrect stop type
1	Stop(s) are not found in NaPTAN

Timing (11)

Number of observations	Observation category
11	Fast timing between timing points

Data set (2)

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

Advisory observations (24)

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 (3)

Number of observations	Observation category
3	Missing stops

Timing (20)

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

Journey (1)

Number of observations	Observation category
1	Expired lines