Data quality report

Belle Vue_Sale_Cheadle_20210308

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

71

Bus lines

89%

RED
Data quality

77

Critical observations

66

Advisory observations

Contents

Critical observations (77)

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

Journey (18)

Number of observations	Observation category
18	Backward date range

Data set (59)

Number of observations	Observation category
59	Missing block number

Advisory observations (66)

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 (35)

Number of observations	Observation category
35	Missing stops

Timing (21)

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

Journey (10)

Number of observations	Observation category
10	Expired lines