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Sample Selector

Sample Selector is a tool for creating and editing samples, or groups of data you compare across—they're not "samples" in the statistical sense, but more like filters.

By default, a single sample exists: "All Data". With the Sample Selector, you can create new samples to organize your data.

You can use samples to:

A sample is composed of one or more filters, specific conditions that narrow down your sample.

Creating a sample

The general process for creating a sample is to:

The effect of multiple filters

DataShop interprets each filter after the first as an additional restriction on the data that is included in the sample. This is also known as a logical "AND". You can see the results of multiple filters in the sample preview as soon as all filters are "saved".


Fractions Lab Experiment 2012 (public) (problem content)

Datasets Terms of Use

Vincent Aleven
Data Provider


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Dataset Domain/ LearnLab Dates Data Last Modified Transactions KC Models Status
Math/ Other Oct 10, 2012 - Oct 12, 2018 Oct 13, 2018 227,072 6 (problem content)
Math/ Other Oct 20, 2012 - Apr 7, 2013 Apr 9, 2013 37,889 8 (problem content)
Math/ Other May 14, 2013 - May 15, 2013 Jun 7, 2013 42,687 2 (problem content)
Math/ Other May 23, 2013 - May 23, 2013 Jun 7, 2013 33,609 3
Math/ Other May 14, 2013 - May 15, 2013 Jun 13, 2013 42,687 8 (problem content)
Version 10.3.11 January 1, 2019