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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

Contiguity - sch_a3329ee9 (private) (gold star) (terms of use)

Datasets Terms of Use

PI
Vincent Aleven
Data Provider
Steve Ritter
Description

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External Links

Datasets
Dataset Area/ Subject Dates Data Last Modified Transactions KC Models Status Papers
Math/ Geometry Apr 28, 2006 - May 26, 2006 Jun 7, 2007 65,835 3 complete 1
Math/ Geometry Jan 24, 2006 - Feb 22, 2006 Jun 7, 2007 63,320 4 complete 0
Math/ Geometry Nov 21, 2006 - Jan 11, 2007 Nov 22, 2007 226,664 12 complete 0
Math/ Geometry Jan 23, 2007 - Feb 11, 2007 Nov 14, 2007 3,735 5 complete 0
Math/ Geometry - - 0 0 files-only 0
Math/ Geometry Apr 26, 2007 - May 23, 2007 Nov 14, 2007 94,050 3 complete 0
Math/ Geometry Jan 24, 2008 - May 7, 2008 Jun 19, 2008 16,855 3 complete 0
Math/ Geometry Jan 17, 2008 - Mar 19, 2008 Sep 22, 2008 124,006 3 complete 0