File extension .SPD
| Full Name | Developer | Category |
|---|---|---|
| Bitstream Speedo Scalable Font | IBM | Plugin Files |
The SPD file extension identifies a data data file created by SPSS, an IBM program used for statistical analysis and data management. This type of file is known as an SPSS Custom Dialog File, as it enables customized settings for various dialog boxes and includes related information. SPD files store custom settings for particular dialog boxes and associated user-defined variables in a pre-defined structure. They are mostly used for recording data, such as creating questionnaires and surveys for collecting information about people, habits, behaviors and trends.
Structure of an SPD File
An SPD file generally contains a header followed by definitions of variable names and values, dialogue box information, data types and other details related to the survey or questionnaire. The header usually defines the default settings within the dialogue box, such as syntax tables, display formats and selections rules. Most SPD files also include SPSS variable properties to assist with user-defined questionnaires and survey stats. Similar to SPD files, QSF, SPS, SAV, POR and DDL files are used to store data defined by users with specific settings in IBM SPSS programs.
The program does not open SPD files directly per se; rather the data is read into an SPSS system by entering the questionnaire into the system with a command then displaying details gleaned from the SPD file in presentation format. This can be exported to various other formats if desired such as Excel workbooks (.XLS) or comma-separated value (.CSV) files for further analysis by third-party programs or shared with collaborators.
After installing the required software, the operating system will usually automatically associate an unknown file type (in this case .SPD) with the new application. If this does not happen, we can help the system a bit by selecting the software for it, which it should always use to open files with the .SPD extension.
When choosing the software we can select the system to use this software every time.
Remember!
Using it for the first time it is good to check whether the .SPD file opened in the application can be read by us and opens in a way that allows us to use it. If everything is in order, select this option the next time you open a file with the .SPD extension. However, if the file has not opened correctly, we have to look for a different software, with which we can open files with the .SPD extension. Select a different software from our list and install it on your computer. After the software is installed, repeat inspection openings of a .SPD file. Sometimes you have to repeat the operation several times.
Other instructions
If none of the programs listed by us to work with the .SPD file has not meet your expectations, you can try searching other websites. But remember to avoid downloading programs "that can open any file". These applications not only have very limited functionality, but may also expose you to expense tens of dollars when purchasing a license.
In the vast majority of cases you will find the program dedicated to support the .SPD file, or any other file format. In addition, there is a chance that it will be a free program, and its functionality (concerning the .SPD file) will be extended to the maximum.
It is also good to check
- if the .SPD file has no errors
- or if it has been copied (or downloaded by the browser) thoroughly
Author’s guidelines
Mr B. Adam
Author of the guidelines / Founder of FileExtension.info
New technologies enthusiast, helping to solve problems with the files.
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