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max-diff-preferences How MaxDiff Analysis Works (Simplish, but Not for Dummies)
23 May 2017 | by Tim Bock

  This post explains the basic mechanics of how preferences can be measured using the data collected in a MaxDiff experiment. Before you read this post, make sure you first read A beginner’s guide to MaxDiff. I have worked hard…

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correspondence analysis movements Using Correspondence Analysis to Compare Sub-Groups and Understand Trends
22 May 2017 | by Tim Bock

This post shows how to use correspondence analysis to compare sub-groups. It focuses on one of the most interesting types of sub-groups: data at different points in time. This is variously known as trend, tracking, longitudinal and time series data. The end-goal…

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Using Displayr How to Create a MaxDiff Experimental Design in Displayr
17 May 2017 | by Tim Bock

Creating the experimental design for a MaxDiff experiment is easy in Displayr. This post describes how you can create and check the design yourself. If you are not sure what this is, best to read A…

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Max Diff design output How to Create a MaxDiff Experimental Design in R
17 May 2017 | by Tim Bock

Creating the experimental design for a max-diff experiment is easy in R. This post describes how to create and check a max-diff experimental design. If you are not sure what this is, it would be best to read A beginner’s guide to max-diff first.

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Using Q How to Create a MaxDiff Experimental Design in Q
10 May 2017 | by Tim Bock

This post describes how to create and check a MaxDiff experimental design. If you are not sure what this is, best to read A beginner’s guide to max-diff first.   Creating the design In Q,…

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max-diff question A Beginner’s Guide to MaxDiff
10 May 2017 | by Tim Bock

MaxDiff is a research technique for measuring relative preferences. It is typically used in situations where more traditional question types are problematic. Consider the problem of working out what traits people would like in The President of the…

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The NPS Recoding Trick: The Smart Way to Compute the Net Promoter Score
04 April 2017 | by Tim Bock

  The Net Promoter Score is most people’s go-to measure for evaluating companies, brands, and business units. However, the the standard way of computing the NPS – subtract the promoters from the detractors – is a bit of…

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Sankey diagram for analyzing survey routings, skips, filters, and response patterns Visualize Response Patterns and Survey Flow Using Sankey Diagrams
29 March 2017 | by Tim Bock

If you have spent much time analyzing survey data, then you have probably spent a lot of time validating it. This normally entails checking that the number of people answering the different questions in a survey make sense. Where…

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