用SPSS进行随机抽样

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[size=+2]SPSS DOCUMENTS:

[size=+1]INTRODUCTION TO SPSS FOR THE UNIX AND PC (document)

[size=+1]AN INTRODUCTION TO USING SPSS (Several Sessions)

     SPSS for Windows and Two CPUs - Banishing a Bug

[size=+1]     Adding Files with SPSS

[size=+1]     Adjusting or Normalizing Weights "On the Fly" in SPSS

[size=+1]     Aggregate - Calculating Values Across Cases in SPSS

[size=+1]     Analysis of Variance

[size=+1]     Bootstrap Sampling

      [size=+1]Character to Number in SPSS

[size=+1]     Compressed Data with SAS and SPSS on a UNIX

[size=+1]     [size=+1]Correcting "Fuzzed" Values in SPSS

[size=+1]     Correlation Matrix Data, Creating and Using

[size=+1]     Confidence Interval Estimations around a Means

      Configuring SPSS for Windows

[size=+1]     [size=+1]Convert a SAS Systems file to an SPSS Systems File

[size=+1]    [size=+1]Convert an SPSS System File to a SAS Systems File

[size=+1]     Correlations

[size=+1]     Crosstabs with Chi-Square Test

[size=+1]     Dates - Calculating Differences Between

[size=+1]     Descriptive Statistics

[size=+1]     Do Repeat Loops

     Filter in SPSS to Temporarily Select Cases

[size=+1]     Finding Duplicate Cases Using the Lag Function

[size=+1]     Frequency Distributions and Crosstabs

[size=+1]     Incrementing Across Cases with SPSS

[size=+1]     Making a Graph (Example - Pie Chart)

[size=+1]     Matching Files with SPSS (Adding Variables)

     Multinomial Logistic Regression: SPSS and NOMREG

      [size=+1]Number to Character in SPSS

     Random Sample with SPSS

[size=+1]     Recoding a Variable

[size=+1]     Reading Raw Data with SPSS

      “Rectangularizing” a Data File in SPSS

[size=+1]     Regression Analysis

[size=+1]     Scatterplot

     Split File to Run Separate Analyses by Group

     Transport Files in SAS and SPSS

[size=+1]     T-Test - Differences between Means+

      Using SPSS on the UNIX

[size=+1]     Z-Scores

      [size=+1]Help Documents from UCLA on SPSS