How to filter cases or variables with missing data in TIBCO Statistica?

How to filter cases or variables with missing data in TIBCO Statistica?

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Article ID: KB0074054

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Updated On:

Products Versions
Spotfire Statistica 12.5 and higher

Description

This article details how to filter cases or variables that have missing data in a spreadsheet.

Issue/Introduction

How to filter cases or variables with missing data in TIBCO Statistica?

Environment

Windows

Resolution

1. Open the Activities.sta data from the example folder, random missing value are present in this spreadsheet.

2. Under "Data" tab, select "Filter/Recode | Filter Sparse Data..."

3. Click "Variables" to select ALL variables, and click "Cases" to select ALL cases

To filter cases that have any missing value in the row:

4. Enter 100 as the Max percent MD in Variables and 0 as the Max percent MD in Cases (This will delete missing value case-wise)

5. Select "Create new spreadsheet" and Click "OK" to generate a new spreadsheet that excludes rows of any missing value 

Or to filter variables that have any missing value in the column:

4. Enter 0 as the Max percent MD in variables and 100 as the Max percent MD in Cases (This will delete missing value variable-wise)

5. Select "Create new spreadsheet" and Click "OK" to generate a new spreadsheet that excludes columns of any missing value 

Or try different combination to filter sparse cases/variables based on a specific criteria

Note: The Statistica electronic manual included in the installer contains more details and examples about the "Filter Sparse Data feature".