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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".

Help

Example Study - CMU (private) (terms of use)

Datasets Terms of Use

PI
Vincent Aleven
Data Provider
Steve Ritter
Description

Tags

Separate tags with commas.
External Links

Datasets
Dataset Domain/ LearnLab Dates Data Last Modified Transactions KC Models Status
Math/ Geometry Jul 22, 2006 - Nov 18, 2006 Jul 30, 2007 6,115 3 complete
Math/ Geometry Jan 11, 2007 - Feb 16, 2007 Aug 16, 2008 76,180 26 complete
Math/ Geometry Apr 18, 2007 - Apr 19, 2007 Jul 30, 2007 8,568 3 complete
Math/ Geometry Apr 27, 2007 - May 25, 2007 Nov 14, 2007 126,514 3 complete
Math/ Geometry Apr 24, 2007 - May 23, 2007 Nov 14, 2007 41,352 3 complete
Math/ Geometry Feb 26, 2008 - Apr 15, 2008 Aug 12, 2008 112,526 3 complete
Math/ Geometry Apr 6, 2009 - May 12, 2009 Aug 24, 2009 136,973 3 complete
Math/ Geometry Apr 15, 2009 - May 8, 2009 Sep 12, 2009 12,529 3 complete
Version 9.4.4 August 2, 2017