Log in to start analyzing data.

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".


Microgenetic Assessment of Motivation for Learning (private) (terms of use)

Datasets Terms of Use

Matt Bernacki
Data Provider
Steve Ritter


Separate tags with commas.
External Links

Dataset Domain/ LearnLab Dates Data Last Modified Transactions KC Models Status
Math/ Algebra Sep 28, 2012 - Jun 6, 2013 Nov 7, 2013 1,788,328 5 complete
Math/ Geometry Sep 28, 2012 - Jun 4, 2013 Nov 9, 2013 716,358 5 complete
Math/ Algebra Sep 28, 2012 - Aug 26, 2013 Nov 9, 2013 1,887,036 5 complete
Math/ Geometry Oct 12, 2012 - Jun 4, 2013 Jan 23, 2014 106,607 13 complete
Version 10.5.4 February 12, 2020