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  1. zstatman

    How to do data analysis for Likert scale questions?

    Here is a good starting point Likert Scale Analysis
  2. zstatman

    Perceptual Map using binary outcomes

    I have 10 classes of drugs and within each there are a series of characteristics, e.g., color, aroma, strength and then for each the respondent notes if wanted or not, a binary response and need to display a response map by drug thus 10 maps. The data received looks like this for each drug (Yup...