Polling averages and changes with the online pollsters since January
Now that the Opinium poll for the Observer  and the The YouGov for the Sunday Times have both been published, all the online polls for May have been published, here’s the online polling average, to go with the phone pollster analysis I did earlier on in the week. A couple of methodology notes 1) I’ve limited to one poll per pollster per month, if the pollster has conducted more than one poll during a month, I have used the last…