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Results for: archive:"NACJD" (59)
| 59 results found, sorted by title | score using date |
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1-59 |
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| Can I do Boolean searching on the Web site? You can't do true Boolean searching, but the advanced search page enables you to approximate Boolean searching. See the question: On the advanced search page, what does "must contain" mean? What about "should ... | 2007-08-17 | |
| Can I search for STF 3A and other letter-number combinations? Yes. You can search for alphanumeric terms. Example: STF 3A or Eurobarometer 43.1BIS | 2008-08-29 | |
| Can I use an asterisk in the search to match partial words? No, because our search engine matches partial words automatically. Search terms are stemmed, meaning that partial-word matches will appear in search results. Example: a search for "network" will also turn up " ... | 2009-06-17 | |
| Do you have a list that defines the acronyms you use? Below is a list defining the acronyms used on our Web site. A-D E-H I-L M-P Q-T U-Z A-D ACJS Academy of Criminal Justice Sciences ADAM Arrestee Drug Abuse Monitoring Program (formerly DUF) ... | 2009-06-23 | |
| Does MyData replace ICPSR Direct? Does having an account mean I can access data from home? ... MyData does not replace ICPSR Direct, or IP checking. MyData is a second authentication system that replaces the form where you used to enter your email address to signify that you agreed to the terms spelled out ... | 2007-01-16 | |
| Glossary of Social Science Terms The following glossary is provided as a resource for data producers, data librarians, and others involved in related endeavors and is based on a glossary prepared by James Jacobs, University of California at San ... | 2009-06-23 | |
| How are data distributed by your archive cited? Data distributed by should be cited appropriately. For more detailed information, please see Citing Electronic Data Files | 2009-01-27 | |
| How are your data structured? What do you mean by "rectangular" and "card image"? The structure of a data file defines how records, or rows of data, are related to fields, or columns of data. The most common data structures found in the holdings are: Rectangular or Logical Record Card ... | 2008-08-29 | |
| How can I archive crime or criminal justice data that I have collected? If you are an NIJ grantee, please see I am a National Institute of Justice (NIJ) grantee and I am required to archive my data after I have finished my project. What do I need to do to fulfill this requirement? All ... | 2007-08-17 | |
| How can I search a particular field in the study descriptions? You can restrict your search to a particular field by choosing the drop-down menu that states "in all fields" as its default. The basic search and front page search allow only a few options, but the advanced search ... | 2009-06-17 | |
| How can I use NACJD data with statistical packages? Many NACJD data collections that contain ASCII data files are accompanied by data definition statement files that allow users to read the text files into statistical software packages. NACJD currently provides ... | 2007-01-10 | |
| How do I build SAS, SPSS, or Stata datasets (from ASCII data and setup files)? Setup files (also known as control cards or data definition statements) contain the syntax or program code to read columnar ASCII data into a statistical package. For detailed instructions on how to use SAS, SPSS, ... | 2009-06-18 | |
| How do I decompress the files I download from your site? files distributed via the Internet were compressed using Windows Zip data compression software. Files compressed using WinZip have the .zip file name extension. Users who download compressed files will have to ... | 2009-06-17 | |
| How do I find data referenced in a journal as being available at your archive? You may search our holdings by title, principal investigator, or other information related to the data. | 2009-06-17 | |
| How do I find data that I can use for my research project? The Data Access page allows you to search our data holdings in a number of different ways, including by keyword, title of data collection, and name of principal investigator. The page also gives you several options ... | 2007-01-10 | |
| How do I interpret a record from an ASCII data file? Most data files are distributed as columnar ASCII files that consist of rows and columns of alphanumeric characters. Since ASCII data files are simply text files, they can be opened in any word processing program ... | 2009-06-18 | |
| How do I know how much space a particular file will require? The size of each uncompressed file in kilobytes will be found on the file manifest, and the size of your total download is listed in the View Cart screen and on each download page. Many data files are 100 megabytes ... | 2008-08-29 | |
| How do I know if I am an ICPSR member? If you see a message stating that your IP address is not registered, it means one of the following may have occurred: You are not at a member institution . Your institution has not provided us with the IP ranges ... | 2007-08-17 | |
| How do I obtain a data collection from NACJD? Most NACJD data collections can be freely downloaded from our web site. Information about how to download data and documentation can be found in the Help section of this web site or users can contact NACJD staff ... | 2007-01-10 | |
| How do I obtain data from the Restricted Access Archive? In order to ensure respondent confidentiality, certain sensitive data collections are available only through a restricted access archive. While these data are still available free of charge, users must specifically ... | 2007-08-21 | |
| How do I search for specific variables? All NACJD studies that are available for online data analysis can also be searched at the variable level. While the main NACJD search engine searches titles, principal investigators, and study descriptions, the ... | 2007-01-10 | |
| How do I use a SAS setup file to import ASCII data? Setup files contain the syntax or program code to read raw data (ASCII) into a statistical package. The instructions below demonstrate how to use SAS setup files in a Windows environment. These instructions ... | 2009-06-18 | |
| How do I use an SPSS setup file to import ASCII data? Setup files contain the syntax or program code to read undelimited data (ASCII) into a statistical package. The instructions below demonstrate how to use SPSS setup files in a Windows environment. These ... | 2009-06-18 | |
| How does your archive prepare a data collection for public release? staff has established a series of steps for acquiring and archiving each new data set. In particular, each study is assessed to determine if any issues of respondent confidentiality exist and checks are made for ... | 2007-01-10 | |
| I don't want to run my own statistics. Where can I get reports or statistics that have ... NACJD does not generally archive, produce, or distribute published reports, charts, or other analyses based upon data holdings. Users interested in published reports can search our online publications bibliography ... | 2007-08-17 | |
| I downloaded data from your site, but my statistics application issues an error message ... Data files must be uncompressed before they can be used. ICPSR "cart" files are zipped with WinZip. If the downloaded cart file is represented with a vice-grips folder icon, the computer has WinZip installed. In ... | 2008-08-29 | |
| I'm using SPSS on a Mac. I can't read ASCII data files using the SPSS setup file I ... SPSS for Macintosh, Version 6.1.1 and earlier versions, do not recognize UNIX linefeed characters. Macintosh users must change these characters manually before reading the file into SPSS. We suggest using a text ... | 2008-08-29 | |
| I've changed my e-mail address. How do I change my login? What if I change institutions? In the navigation bar, you'll see a link titled Login/Account Info . If you've already logged in, this will take you to a list of MyData links. One of those is Edit Account Settings . Here you can change your ... | 2008-08-29 | |
| I've forgotten my password. How do I get a new one? Just go to the MyData login page . At the bottom of the page is a link titled Forgot your password? You'll be asked to enter your email address, and then a new password will be sent to you. After you get the email, ... | 2009-06-17 | |
| Is my institution a member of ICPSR? Consult our list of member institutions to determine your school's membership status. | 2007-08-17 | |
| McAffee Antivirus says that a data file on your site has a virus in it. How do I get a ... With some of our data files, McAfee Antivirus returns false virus warnings, which are caused by a conflict in the McAfee VirusScan engine before Version 4.5.1. Network Associates, who now own McAfee, have seen this ... | 2008-08-29 | |
| On the Search Results page, what's the difference between "description" and "download"? Description takes you to the abstract of the study, including a great deal of detail about the intellectual content of the study and how it was conducted. From the description, you can also access some file-level ... | 2008-09-23 | |
| On the advanced search page, what does "must contain" mean? What about "should contain" and ... On the Advanced Search page, you can require or exclude a search term by making use of the drop-down menu that lists "must contain", "should contain", or "must not contain." Although it is not true Boolean searching ... | 2007-08-06 | |
| The Search Results page indicates that my search is "sorted by relevance." What does that ... Our search engine enables you to sort search results in three ways: Sort by Relevance: The search engine determines how closely a page matches your search terms. The most relevant studies will appear at the ... | 2009-06-17 | |
| There are a lot of different things that display on the Search Results page. What is all of ... There are several different results you can get from any search. Search results may include studies, CD-ROMs, series descriptions, and Web pages. For a study, the following information is displayed on the search ... | 2009-06-17 | |
| What are setup files? Many data collections that contain ASCII data files are accompanied by setup files that allow users to read the text files into statistical software packages. Since a visual interpretation of alphanumeric data ... | 2009-06-18 | |
| What is ICPSR Direct? ICPSR Direct is a service providing direct access to the ICPSR data holdings for all students, faculty, and staff at ICPSR member institutions. With ICPSR Direct, any user with a MyData account and an authorized IP ... | 2007-02-01 | |
| What is MyData? MyData is the user registration and authentication system for the Web site. The system creates a more secure environment for users and enables them to sign up for notification services that is developing. ... | 2009-06-17 | |
| What is OSIRIS and what is an OSIRIS dictionary file? Developed in the 1960s and 1970s at the Institute for Social Research (The University of Michigan), OSIRIS was a software package created to manage and analyze social science datasets. OSIRIS dictionaries were ... | 2007-02-13 | |
| What is a PDF file? ICPSR provides all of its documentation files in Portable Document Format (PDF). PDF is a cross-platform format for publishing documents that preserves the work's original design and layout, including fonts and ... | 2009-06-17 | |
| What is a codebook? A codebook provides information on the structure, contents, and layout of a data file. Users are strongly encouraged to look at the codebook of a study before downloading the data files. While codebooks vary ... | 2008-08-29 | |
| What is a data file? A data file is not the analyzed findings of a study or statistics, but the raw collected data from which these statistics might be extrapolated. It usually consists of rows and columns of alphanumeric characters. ... | 2008-08-29 | |
| What is the difference between an ASCII and a software-specific file? An ASCII file is a plain text file consisting of numbers, letters, and symbols with no formatting. An ASCII file can be opened in any word processing program. It can only be analyzed, however, if it is read into a ... | 2008-08-29 | |
| What kind of data formats does the archive distribute? Do you have SPSS Portable files? SAS ... We distribute data in the following formats: ASCII SPSS Portable SAS Transport Stata System ASCII Most data files are distributed as undelimited, or columnar, ASCII files. An ASCII data file ... | 2009-03-16 | |
| What kind of documentation do you provide, and in what formats? For any study, there are several possible types of documentation files for data collections: Codebook: Information on the structure, contents, and layout of a data file. The codebook may also contain ... | 2009-06-17 | |
| What's the date listed to the right of each search result? That is the date on which the study was last updated or added. It is not the date on which the survey was undertaken. | 2009-06-17 | |
| What's the difference between phrase searching and word searching? ("words" vs. "phrase") When you select word searches, the search engine looks for the words independently of one another. Phrase searching looks for the words together. For example, searching for "labor force" as a phrase will ensure that ... | 2009-06-17 | |
| When I attempt to access data from home, I get an "access denied" message, even though my ... Assuming your OR has provided us with the IP ranges for your institution, ICPSR Direct allows you to access data from home, but you first have to login to the ICPSR Web site from on campus. Once you do so, your ... | 2007-12-17 | |
| When I attempt to uncompress the files I downloaded from your site, WinZip complains that ... The total path length (not file name length) has to be less than 255 characters. Our file names can be lengthy. If the path to which you wish to extract your files is also lengthy, then WinZip will fail. Extract ... | 2009-06-18 | |
| When searching, should I type my terms in uppercase or lowercase letters? Searching is case insensitive when your search query is in lowercase. Searching is case sensitive when the query term has capital letters. Case insensitive searching is especially useful for modern terminology ... | 2009-06-17 | |
| When searching, what is the distinction between "Web site" and "data holdings"? The phrase "data holdings" refers to the actual studies we archive, while "Web site" refers to all the other documents you can find on our Web site. Search the data holdings if you are looking for a particular ... | 2007-08-17 | |
| Where can I find technical support for using statistical packages? General Statistical Resources Statistical Packages Commonly Used with NACJD Data SAS Resources SPSS Resources STATA Resources Other Statistical Packages General Statistical Resources Statistical ... | 2007-01-10 | |
| Who can download data from this archive? Most or all data collections are sponsored by the federal government and are therefore freely available to the public. All users who agree to the terms and conditions of use are allowed to download data from the ... | 2007-01-10 | |
| Why are no data files listed for certain data collections? If you find a data collection that you would like to download, but you are only given the option to download the documentation and no data, then you should read the README or Abstract files for more information about ... | 2007-08-21 | |
| Why can't I get more than 500 search results? No search can display anything beyond the first 500 search results. Although it is easy enough to perform a search that has over 500 hits, you will not be able to click through beyond 500. This is a limitation of ... | 2007-08-21 | |
| Why can't I print my PDF codebook? It appears that newer versions of the Acrobat software applies formatting that occasionally fails to translate properly in older versions of the program. tests documentation files to ensure compatibility with the ... | 2009-06-17 | |
| Why can't I search by study number? It doesn't seem to be working. When searching by study number, do not include leading zeroes. Example: to find study #4, enter "4" into the search box, not "0004". Searching by study number is now included in with the main search box. Instead ... | 2009-06-17 | |
| Why does the Search Results page only display 165 results, when it found 166? What's the ... Above your search results you'll note a line of text that reads something like: Results for: title:domestic title:violence Document count: title:domestic (21) title:violence (41) Results for indicates ... | 2009-06-17 | |
| Why is the text so small on your Web site? For many Internet Explorer users, the default text display is Smaller, which means the text in your Web browser is displaying smaller than has requested. As such, it probably looks very small to you. This is ... | 2009-06-23 | |
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