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".

Help

Example Study - sch_61646734 (private) (terms of use)

Datasets Terms of Use

PI
Alexander Renkl
Data Provider
Steve Ritter
Description

Tags

Separate tags with commas.
External Links

Datasets
Dataset Area/ Subject Dates Data Last Modified Transactions KC Models Status
Math/ Geometry Dec 29, 2005 - Apr 25, 2006 Jul 30, 2007 7,705 3 complete
Math/ Geometry Apr 29, 2006 - Jul 25, 2006 Jul 30, 2007 3,978 3 complete
Math/ Geometry Mar 19, 2007 - May 31, 2007 Aug 14, 2008 32,107 3 complete
Math/ Geometry Feb 18, 2007 - Oct 7, 2007 Jul 17, 2008 47,486 3 complete
Math/ Geometry Jun 5, 2007 - Aug 3, 2007 Jul 17, 2008 26,573 3 complete
Math/ Geometry Jun 22, 2007 - Jun 13, 2008 Mar 17, 2009 26,418 3 complete