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Posts about SAS

SAS Overview

May 26, 2021 22:00 0 Comment SAS

Why do we use SAS?, Why do we use SAS?, SAS software type, SAS library, SAS, is a statistical, analysis software., I, t was created by the SAS Software Institute in 1960. F, rom January 1, 1960, SAS was used for data manag

SAS program structure

May 26, 2021 22:00 0 Comment SAS

SAS program structure, SAS program structure, DATA steps, PROC steps, The output step, Complete SAS program, The program output, Programming SAS first requires creating/reading the dataset to memory and then analyzing the data. W, e need to understand the process in which one of

SAS basic syntax

May 26, 2021 22:00 0 Comment SAS

SAS statement, SAS statement, The name of the SAS variable, SAS dataset, SAS file extension, Comments in SAS, Like any other programming language, the SAS language has its own syntax rules to create SAS programs. T, he three components of any SAS scenario -, d

SAS dataset

May 26, 2021 22:00 0 Comment SAS

SAS built-in dataset, SAS built-in dataset, Import an external dataset, The data that the SAS program can use for analysis is called an SAS dataset. I, t was created using the DATA step. S, AS can read various files as its

SAS variable

May 26, 2021 23:00 0 Comment SAS

The SAS variable type, The SAS variable type, Use variables in SAS programs, Use variables, In general, a variable in SAS represents the column name of the data table it is analyzing. B, ut it can also be used for other purposes, such as usin

SAS string

May 26, 2021 23:00 0 Comment SAS

Declares a string variable, Declares a string variable, String function, SUBSTRN, Strings in SAS are values enclosed in a pair of single quotes. S, tring variables are also declared by adding a space and $sign at the end of the vari

SAS array

May 26, 2021 23:00 0 Comment SAS

Syntactic, Syntactic, Access array values, Arrays in SAS are used to store and retrieve a series of values using index values. T, he index represents the location in the reserved store., Syntac

SAS digital format

May 26, 2021 23:00 0 Comment SAS

Syntactic, Syntactic, Read the number format, Displays the number format, Example, SAS can handle a variety of digital data formats. I, t uses these formats at the end of the variable name to apply a specific number format to the dat

SAS operator

May 26, 2021 23:00 0 Comment SAS

Arithmetic operator, Arithmetic operator, The logical operator, Comparison operator, Min/Max operator, The connection operator, Operator priority, Operators in SAS are symbols used in mathematical, logical, or comparison expressions., These symbols are built into the SAS language, and many operat

SAS loop

May 26, 2021 23:00 0 Comment SAS

Flow chart, Flow chart, You may encounter situations when a block of code needs to be executed several times. I, n general, statements are executed sequentially: the first st

SAS decisions

May 26, 2021 23:00 0 Comment SAS

SAS decisions, The decision structure requires the programmer to specify one or more conditions to evaluate or test by the program, and one or more statements to exe

SAS functionality

May 26, 2021 23:00 0 Comment SAS

Functional classification, Functional classification, Mathematical functions, Date and time functions, Character function, Truncation function, Other features, SAS has a variety of built-in functions to help analyze and process data. T, hese functions are used as part of the DATA statement. T, hey take the da

SAS Input input method

May 26, 2021 23:00 0 Comment SAS

List input method, List input method, Name the input method, Column input method, Format the input method (the only way an input statement can read non-standard data)., The input method is used to read the original data. T, he original data can come from an external source or from a streaming data. T, he input stateme

SAS macro

May 26, 2021 23:00 0 Comment SAS

The macro variable, The macro variable, Macro program, Common macros, Macro%PUT, Macro%RETURN, Macro%END, SAS has a powerful programming feature called, macros, that allow us to avoid duplicate snipppies and use them again and again when needed. I, t also

SAS Date Times date time

May 27, 2021 00:00 0 Comment SAS

Cases, Cases, Cases, Dates in SAS are calculated in a special way, with January 1, 1960 as the center point, with a date of 0, a date of 1 for the next date, and so on. T,