The London election polling test finds that LAB was overstated by 4 points in the final polls
What does this say about current national polling? It is not often we get a real election against which we can compare final polls and this month’s London elections provided one such opportunity. The LAB/CON/LD shares in the final polls from YouGov and Survation are shown in the chart and compared with the overall result. As can be seen both pollsters had LAB at 51% which compared the 47% that actually happened. Survation got the Tories spot on while YouGov…