The Little sas book 2.7 Reading Raw Data Not in Standard Format 42 2. 8 Selected Informats 44 2.10 Reading Messy Raw Data 48 2.11 Reading Multiple Lines of Raw Data per Observation 50 2.12 Reading Multiple Observations per Line of Raw Data 52 2.13 Reading Part of a Raw Data File 54 14 Controlling Input with Options in the INFILE Statement 50 2.15 Reading Delimited Files with the DATA Step 58 2.16 Reading Delimited Files with the IMPORT Procedure 60 2.17 Reading PC Files with the IMPORT Procedure 62 2.18 Reading PC Files with DDE 64 2.19 Temporary versus Permanent SAS Data Sets 66 2.20 Using Permanent SAS Data Sets with LIBNAME Statements 68 2.21 Using Permanent SAS Data Sets by Direct Referencing 70 2.22 Listing the Contents of a SAS Data Set 72 Chapter 3 Working with Your Data 3.1 Creating and Redefining Variables 7( 3.2 Using SAs Functions 78 3.4 Using IF-THEN Statements 82 3.5 Grouping Observations with IF-THEN/ELSE Statements 84 3.6 Subsetting Your Data 86 3.7 Working with SAS Dates 88 3.8 Selected Date Informats, Functions, and Formats 90 3. 9 Using the RETAiN and Sum Statements 92 3.10 Simplifying Programs with Arrays 9 3.11 Using Shortcuts for Lists of Variable Names 96iv The Little SAS Book 2.7 Reading Raw Data Not in Standard Format 42 2.8 Selected Informats 44 2.9 Mixing Input Styles 46 2.10 Reading Messy Raw Data 48 2.11 Reading Multiple Lines of Raw Data per Observation 50 2.12 Reading Multiple Observations per Line of Raw Data 52 2.13 Reading Part of a Raw Data File 54 2.14 Controlling Input with Options in the INFILE Statement 56 2.15 Reading Delimited Files with the DATA Step 58 2.16 Reading Delimited Files with the IMPORT Procedure 60 2.17 Reading PC Files with the IMPORT Procedure 62 2.18 Reading PC Files with DDE 64 2.19 Temporary versus Permanent SAS Data Sets 66 2.20 Using Permanent SAS Data Sets with LIBNAME Statements 68 2.21 Using Permanent SAS Data Sets by Direct Referencing 70 2.22 Listing the Contents of a SAS Data Set 72 Chapter 3 Working with Your Data 3.1 Creating and Redefining Variables 76 3.2 Using SAS Functions 78 3.3 Selected SAS Functions 80 3.4 Using IF-THEN Statements 82 3.5 Grouping Observations with IF-THEN/ELSE Statements 84 3.6 Subsetting Your Data 86 3.7 Working with SAS Dates 88 3.8 Selected Date Informats, Functions, and Formats 90 3.9 Using the RETAIN and Sum Statements 92 3.10 Simplifying Programs with Arrays 94 3.11 Using Shortcuts for Lists of Variable Names 96