How to Filter Data in Q
04 October 2018 | by Chris Facer

Filtering is the process of selecting part of your sample, and then creating a table, calculation, or other analysis using only that sample. It is

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How to Compute D-Error for a Choice Experiment Using Q
04 October 2018 | by Justin Yap

D-error is a way of summarizing how good a design is at extracting information from respondents in a choice experiment. In other articles I provide

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How to Create a Palm Tree Chart in Q
03 October 2018 | by Carmen Chan

Palm trees are useful for visualizing multivariate data. They are particularly good at decomposing performance or scoring data. In such a case, the frond (leaf)

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How to Split Text Strings in Q
20 September 2018 | by Daren Jackson

String splitting is the process of breaking up a text string in a systematic way, so that the individual parts of the text can be

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How to Convert Timestamps into Numerical Values in Q
19 September 2018 | by Daren Jackson

Timestamps are common in survey data. Sometimes we need calculate the difference between two timestamps. To do so, we need to convert them from being

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How to Use Simulated Data to Check Choice Model Experimental Designs Using Q
18 September 2018 | by Justin Yap

Running a survey can be expensive and time-consuming. Luckily you can use simulated data to check and compare your survey design, saving you time and

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How to do NPS Recoding in Q
17 September 2018 | by Daren Jackson

The Net Promoter Score (NPS) is a method for indexing a person’s willingness to recommend a product or service to others. It is defined as

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bar chart
How to Create a Bar Chart in Q
12 September 2018 | by Tim Ali

There a two different methods of creating a bar chart in Q - using the built in chart options or R visualizations. I'll show you both.

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funnel chart
How to Create a Pyramid Chart in Q
11 September 2018 | by Chris Facer

A Pyramid chart is a bar chart where the bars grow out from the center, rather than from the left or right. Pyramid charts are

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