More or Less: Behind the Stats - More or Less: Opinion polling, Kevin Pietersen, and stacking Lego

On More or Less this week Tim Harford looks at three polls carried out to gauge the public?s opinion on press regulation gave vastly different answers despite being carried out by the same polling company. Tim talks to Peter Kellner, President of online polling company YouGov. Would you send Kevin Pietersen out to bat if your life depended on him scoring a century? Have two thirds of millionaires really left the country as claimed by the Daily Telegraph this week? What percentage of drinks might be affected by the introduction of a minimum price for alcohol. And how high could you build a Lego tower before the bottom brick collapses? Ruth Alexander dons her safety goggles to find out?

More or Less: Behind the Stats - Ash Die Back and Fergie Time

This is the first in the new series of the programme. Tim Harford has been busy felling some ash tree statistics. He asks whether the UK could lose 30% of our woodland trees and did the ash die back disease really kill 90% of ash trees in Denmark? Plus, there?s a well established idea that Manchester United get more added time than every other Premier League team. More or Less looks at the numbers behind this so called ?Fergie Time?. Do Manchester United get more injury time than other top teams when they?re drawing or losing?