Accuweather’s 45 day forcasts – How do we evaluate them?

Last August Accuweather extended their long range forecasts from the previous 30 days out to 45 days. They are now claiming they can predict the weather a month and half into the future with the degree of accuracy that they are worthy of publication. I had serious doubts as to just how good those forecasts […]

Posted by Larry on January 7th, 2014 | Comments Off on Accuweather’s 45 day forcasts – How do we evaluate them? Posted in Data Quality, Methodolgy Issues, Small Differences, Statistical Literacy, Telling the Full Story, The Media

Income inequaltiy – Change the list

Last summer CCN asked readers to vote for topics from a long list of social issues. The five topics with the highest vote counts were selected for future stories. This became their “Change the List” series. This week they posted the piece on income inequality titled “The most unequal place in America.” While the issue […]

Posted by Larry on October 30th, 2013 | Comments Off on Income inequaltiy – Change the list Posted in Data Quality, Graphics Visualization, How to Lie with Statisics, Methodolgy Issues, The Media

Unintended pregnancies

The Guttmacher Institute released a report this past Monday titled: “Unintended Pregnancy Rates at the State Level: Estimates for 2002, 2004, 2006 and 2008.” After reading the report I was reminded of a former supervisor’s term for statistical research that went too far. He called it “polishing to soles of your shoes.” I wonder if […]

Posted by Larry on September 11th, 2013 | Comments Off on Unintended pregnancies Posted in Data Quality, Methodolgy Issues
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