Transport Focus NRPS Spring 2020 Quality Assurance Statement Client contact: David Greeno Senior Insight Advisor
[email protected] 0300 123 0837 Agency contact: David Chilvers Managing Director
[email protected] 07973 671 990 David Chilvers Associates Contents Summary (to use on website) ........................................................................................................................ 3 Background ..................................................................................................................................................... 4 Approach ........................................................................................................................................................ 4 Reductions in sample size .............................................................................................................................. 5 Merging station size band cells for TOC Building Blocks ................................................................................ 6 Effective sample size and weighting efficiency .............................................................................................. 7 Multivariate analysis ...................................................................................................................................... 9 National results ............................................................................................................................................ 12 Merseyrail ....................................................................................................................................................