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[DOC File]EXTRACTING CASES WITH A GIVEN STRING FROM SAS
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Whenever SAS encounters an invalid or blank value in the file being read, the value is defined as missing. In all subsequent processes and output, the value is represented as a period (if the variable is numeric-valued) or is left blank (if the variable is character-valued). In DATA step programming, use a period to refer to missing numeric values.
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[DOCX File]College of Education | University of Iowa
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Converting variables from numeric to character or character to numeric: Numeric to character: newvar = PUT(oldvar, ... Just sort by ID and DATE to get observations in chronological order and add BY ID in a data step. ... The STDIZE procedure standardizes one or more numeric variables in a SAS dataset by subtracting a location measure and ...
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[DOC File]Start Day 2;
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SAS Date: SAS date is numeric variable. 1/1/1960 SAS date is 0, after that, each day SAS date add 1. 12/30/1959 SAS Date is : -2 ... The program defined two character variables in the same name, and try to convert numeric variables to character variables in the same name. The following is the eror message: ERROR: Variable bdd has been defined ...
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[DOC File]Working With SAS Formats Catalogs
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SAS user-defined formats allow you to assign labels to the values of variables. Formats can be assigned to character or numeric variables. They can be attached to specific values, or to ranges of values. They can be permanent or temporary. There are also default SAS formats, such as formats for date variables, that can be used at any time.
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[DOC File]TS-2008.doc
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ERROR: Variable xxxx has been defined as both character and numeric. To correct this error, you must recreate one of the data sets and use the variable type that is compatible with variable type in the remaining data set(s). (NOTE: Use the PUT function to convert from numeric to character and the INPUT function to convert from character to ...
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[DOC File]SAS FUNCTIONS: Arithmetic Functions
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Excerpted from SAS release 8.2 Online Documentation. July, 2004. Arithmetic Functions. ABS(argument) returns absolute value DIM(array-name) returns the number of elements in a one-dimensional array or the number of elements in …
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[DOC File]TO:
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-character or numeric type and unique to an individual. SEX -one character, 1=male; 2=female. DOB - SAS date format, date of birth. MCAID -numeric, =1 if number of State Part B buyin (MediCAID)Months of base year >0,
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[DOC File]Different Methods for Reading Data
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10. SAS Proc step: Used for analysis or generating a report. Start with a . proc. statement. Often, but not always, produce output. in the output window. End with a . run. statement, or a . run. statement and . quit. statement. 11. Procs for working with Categorical Data: Descriptives: Proc Freq (numeric or character variables) Single variable ...
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Convert character date to numeric date sas