A major challenge is persuading members of the public with very different worldviews to take actions aimed at the common good, such as recycling. An appeal that works for a conservative might not work on a liberal, and vice versa. What then do we know about ideology, persuasion, and going green? People Differ In What…
Category: Survey Methodology
What Caused The Classic Polling Disaster?
In presidential election polling 1936 stands out as a uniquely bad disaster. What caused the classic polling pisaster? 1936, The Worst Ever Polling Disaster? In 1936 The Literary Digest made a prediction that Republican Alf Landon would beat the incumbent Democratic president Franklin Delano Roosevelt in a landslide. This rates as arguably the biggest disaster…
Field Guide to Lies
Daniel Levitin has an very enjoyable and informative popular science book in his Field Guide to Lies. He surveys how we know what we know, and how we communicate it to others. To be fair not all of it is about lies, for instance, he discusses how data is collected. A lot of the problems he…
Lying With Statistics
While statistics can help us understand the world there is plenty of opportunity to abuse them to mislead. Darrell Huff wrote a short book that was first published in 1952 on lying with statistics. Some of the text shows its age (lots of male pronouns and references to gentleman) but many of the lessons remain applicable today. Reading Huff’s…
Is Reliability A Good Thing?
Reliability in analysis is widely valued. Reliability is returning the same result whenever we test the same thing. I’m not against reliability. Still, it can be overrated as Scott Armstrong explains. We need to ask occasionally: Is Reliability A Good Thing? Or more accurately, how much are we willing to sacrifice at the altar of…
Evaluating Evaluations Of Evaluations
Stark and Freishat (2014) are pretty negative about student evaluations of teaching. To be fair the more you study evaluations the more problems you see. I agree that we have a problem with bias in student evaluations of teaching. Still many of the criticisms of evaluations, however, seem to be about the general problems of…
Canada’s Top Brands
Like a doughnut the survey in Canadian Business magazine that placed Tim Hortons as Canada’s Top Brand is enjoyable. That said, it is not necessarily the most nutritious thing in the world. What do we know about Canada’s Top Brands In 2014? Loving Tim Hortons We find out that Canadian’s love Tim Hortons’ coffee and…
Survey Methodology And The Future Of West Ham United
West Ham United, the English football (soccer) club I support, hasn’t seen much recent success. (Written in 2014, as I revise this in 2021 things are better). The fans, in a fine example of optimism bias, expect the team to win while playing with a certain élan. In 2011, after a disastrous few years, Sam Allardyce was…