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

Dynamic Assessment (private)

Datasets Terms of Use

PI
CH Lin
Data Provider
Description

Tags

Separate tags with commas.
External Links

Datasets
Dataset Area/ Subject Dates Data Last Modified Transactions KC Models Status
Math/ Other Apr 19, 2018 - Jan 31, 2019 Mar 29, 2019 15,612 4
Math/ Other Jan 1, 2018 - Jan 13, 2018 Apr 9, 2019 87,584 10
Math/ Other Jan 1, 2018 - Jan 10, 2018 Apr 10, 2019 76,646 4
Math/ Other Jan 1, 2018 - Jan 7, 2018 Apr 10, 2019 53,139 5
Math/ Other Jan 1, 2018 - Jan 13, 2018 Apr 11, 2019 91,600 9
Math/ Other Jan 1, 2018 - Jan 5, 2018 Apr 12, 2019 37,092 5
Math/ Other Jan 1, 2018 - Jan 5, 2018 Apr 13, 2019 37,092 2
Math/ Geometry Jan 1, 2018 - Jan 10, 2018 Jun 19, 2020 72,287 5
Math/ Geometry Jan 1, 2018 - Jan 10, 2018 Jun 29, 2020 72,287 6
Math/ Other Nov 29, 2019 - Dec 6, 2019 Jul 6, 2020 64,223 4
Math/ Other Sep 3, 2023 - Feb 3, 2024 Feb 25, 2024 14,742 3