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
External Tools /
Cronbach Alpha
Description:
This tool computes Cronbach Alpha for a Datashop dataset. Based on item-elimination Cronbach Alpha values, it ranks item reliability with in a dataset. It takes dataset ID as required input and extract data from Datashop automatically for you and upload the results to Datashop per your request. Refer to readme.txt for specification on how to use this tool.
Language:
Java
Home page / External resource:
Contributor:
Hui Cheng
Added:
2014-02-12
Updated:
2014-06-11
Downloads:
67

Files

Name Size Downloads Updated
Cronbach Alpha Tool.zip 2.9 MB 25 downloads 2014-06-11
readme.txt 3 KB 27 downloads 2014-04-15
Version 9.4.4 August 2, 2017