Have you ever gone to analyze the results of a survey in which you’ve asked for open-ended numeric information (that is, number based fields where respondents type in a number instead of choosing from a drop down list) only to find that many/some of your respondents have entered things like “10-20″ or “about 15?” You’re not alone. While many survey systems work to defeat these “alphanumeric elaborations,” Marak Fuchs published a paper last year in which he discussed the “optimal visual design of open-ended frequency questions in web surveys in order to reduce the percentage of alphanumeric elaborations and explicit extremes to frequency questions.” (more…)