
Determining the highest rated item within a set of questions involves creating a variable that examines the responses of each respondent, and identifies the question…
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In market research, you may end up with a data file that contains duplicate records. This post will show you how to identify and remove duplicates in your surve...
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Sometimes researchers don’t have a time-date variable, but rather, just an indication of the period in a categorical variable. This can be problematic if ther...
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It can sometimes be useful to calculate the amount of time, be it in minutes, hours, or even seconds, between two points in time. In…
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There are occasions when you have collected more records than necessary for a survey and you want to randomly remove the surplus or you simply…
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Missing values in a data set are “blank” values. They are normally associated with survey skips. Those who skip a variable/question receive a missing value.…
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Q has a terrific feature whereby it can automatically compare statistics against the previous period (of time). This is great for tracking scenarios, when you…
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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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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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It's easier than you think to create new variables with JavaScript. We'll show you how to create, combine, split and transform your data into new variables.
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There are some situations when your survey data file may contain duplicate values in your record identifier field. This can occur, for example, when some…
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