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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".


Project: Intelligent Writing Tutor(public)

Dataset: IWT Self-Explanation Study 3 (Spring 2010) (tutors only)

Version 9.3.4 February 15, 2017


Add or view the following types of files by clicking on the subtabs:

Click on the "Upload" button to add a file. In the window that pops up, browse for the paper, fill in the fields and then click the Upload button to add the file.

Don't see the "Upload" button?

To add or modify files for a dataset, your account needs to be given permission by the project admin (often the PI). If you don't have such access already, find the name of the project on the private datasets page and click Request Access. Be sure to select the "edit" access type. If you already have "view" access, you can request "edit" access from the project's permissions page.

What's appropriate here?

Below are some examples of files that may be useful to others and which subtab they should go on, but feel free to upload whatever might be useful for your research group or others performing secondary analyses.