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

Division Tutor (private) (problem content)

Datasets Terms of Use

PI
Vincent Aleven
Data Provider
Description

Tags

Separate tags with commas.
External Links

Datasets
Dataset Area/ Subject Dates Data Last Modified Transactions KC Models Status
Other May 29, 2007 - Mar 18, 2015 Mar 19, 2015 12,734 3 (problem content)
Other May 30, 2007 - Jun 6, 2007 Jun 8, 2007 87,774 3 complete