Create character variable sas
[DOC File]PC SAS - Carnegie Mellon University
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If a variable is character, then the name must be followed by a space and then a $. Two basic steps in a SAS program. The . DATA. step: create or read in data, modify variables, create new variables, etc. PROCEDCURE . step (PROC for short): data analysis. SAS Example. Go to course web-site and download HSB1dat.sas and save it in the . My Documents
[DOC File]Introduction to SAS
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Note: Macro variable name delimiter: The period (.) is a special character that is treated as part of the macro variable reference and does not appear when the macro variable is resolved. filename myfile "c:\sas_class\data\rpt&yy&mm..txt";
[DOC File]SAS Macro Language - Drexel University
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How to import an SPSS file into SAS. How to create dummy variables for a character variable. How to create interaction terms. How to center a variable. How to create a scatter plot with a regression line for each group. How to fit an ANCOVA model using Proc Reg. How to fit an ANCOVA model using Proc GLM. How to use the Estimate statement in ...
[DOC File]ANCOVA Examples Using SAS - University of Michigan
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To create a plot with the three line graphs, we first must enter the data into a SAS data set. The $ after the variable name COUNTRY in the INPUT statement tells SAS that the variable COUNTRY will contain some alphabetic characters. The @@ symbols at the end of the input statement tell SAS that more than one set of variables will be entered per ...
[DOC File]Introduction to SAS by Example:
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A variable list such as Vl-V5 means V1, V2, V3, V4, and V5. SAS matches variable names precisely character-wise, but not case-wise. That is V1 is not the same as V01, but V1 is the same as v1. Variable names may not contain embedded blanks. V1 and V_1 are acceptable; V 1 is not. Certain names are reserved for use by SAS, e.g., _N_, TYPE, and ...
[DOC File]ANCOVA Examples Using SAS - University of Michigan
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Feb 15, 2007 · How to create dummy variables for a character variable. How to create interaction terms. How to center a variable. How to create a scatter plot with a regression line for each group. How to fit an ANCOVA model using Proc Reg. How to fit an ANCOVA model using Proc GLM. How to use the Estimate statement in Proc GLM. Procs used: Proc Convert. Proc ...
Working with Character Variables: Identifying Character Variables a…
Apr 27, 2010 · Create a simple two variable file called work.order before you call the macro. The first variable is NAME, a 32 character field with your variable name in UPPER CASE. The second variable is ORDER, a numeric field with the order you want the variables to print. An example data step creating a work.order data set is shown below.
[DOC File]EXTRACTING CASES WITH A GIVEN STRING FROM SAS
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In this example, variable “var1” is a character variable, so we follow its variable name with a $ sign to tell SAS to expect letters, not numbers. NOTE: the values for this character variable cannot have any spaces. For example, suppose var1 is STATE, for state name. Then the value for “New Jersey” should be NewJersey.
[DOC File]A Short Guide to Using SAS
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The input command reads the character variable state from columns 1-2, the numeric variables pop, inc_cp, and spend from columns 12-19, 20-25, and 28-32 from the data set c:\users\states.txt. Variable names followed by a ‘$’ are character variables and those without a …
[DOCX File]USING PROC_CODEBOOK.SAS - SAS Support Communities
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Then we create a new variable called "flag". Flag is the string we use to limit the records for inclusion. In this case it is "BACTRIM". Now we create another new variable called "new_drug". New_drug is actually a numeric variable. SAS has a function called INDEX that will return the location number of the first character in the string.
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