心理学8数据分析技术SPSS

1、4/29/2022整理ppt1数据分析技术SPSS的运用4/29/2022整理ppt2A poem The packages come out en masse, Like Minitab, Systat, and SAS. The ultimate mess Is SPSS, Which everyone uses, alas. 统计软件包纷纷问世，比如Minitab, Systat,以及SAS。最让人烦的是，SPSS，可每个人都得使，真是要死！4/29/2022整理ppt3Steps in analyzing data with SPSS1. Enter your data into a

2、data file.2. Read the data file.2a. Optional-Provide descriptive labels for the output.2b. Optional-Transform the data into suitable form.3. Analyze or graph the data.4/29/2022整理ppt4Enter the data into a data file Enter the data into the SPSS data editor. Be sure to save the data file before you con

3、tinue. You can also enter data into a spreadsheet or database, if that software can save a data file in one of the formats that SPSS reads. Select Open from the File menu, then select Data File to see what these formats are. You can also enter data into an ASCII file with a text editor or word proce

4、ssor.4/29/2022整理ppt54/29/2022整理ppt6Read the data file If youve entered the data into the SPSS data editor, theres nothing more to do here! If the data were previously saved in SPSS, spreadsheet, or database format, select Open from the File menu. If the data were saved in an ASCII file, select Read

5、ASCII Data from the File menu.4/29/2022整理ppt7Provide descriptive labels Once the data are in the data editor, select the variable name (in the column headings) and choose Define Variable from the Data menu. Change the variable name if you wish. Variable Labels and Value Labels are optional. If you d

6、efine them, SPSS uses them to annotate its output. Select Labels from the Define Variable dialog box to do so.4/29/2022整理ppt84/29/2022整理ppt9Transform the data You can correct mistakes or change specific data values directly in the data editor. If you need more systematic changes, for example to crea

7、te new variables or to change the way existing variables are coded, use the commands in the Transform menu.4/29/2022整理ppt104/29/2022整理ppt11Analyze or graph the data This is why were all here. Commands in the submenus under the Analyze menu provide statistical analysis, and commands in the Graphs men

8、u provide graphic analysis. More commands will be made available with optional modules of SPSS. To find out which command does what you want to do, choose What Commands Do from the Help menu.4/29/2022整理ppt124/29/2022整理ppt13Summarize The Summarize submenu provides techniques for summarizing data with

9、 statistics, charts, and reports.4/29/2022整理ppt144/29/2022整理ppt154/29/2022整理ppt16Custom Tables The Custom Tables submenu provides attractive, flexible displays of frequency counts, percentages, and other statistics.4/29/2022整理ppt174/29/2022整理ppt18Compare means The Compare means submenu provides tech

10、niques for testing differences among two or more means for both independent and related samples.4/29/2022整理ppt194/29/2022整理ppt20ANOVA Models The ANOVA submenu provides techniques for testing univariate and multivariate Analysis-of-Variance models, including repeated measures.4/29/2022整理ppt21Correlat

11、e The Correlate submenu provides measures of association for two or more variables measured at the interval level.4/29/2022整理ppt224/29/2022整理ppt23Regression The Regression submenu provides a variety of regression techniques, including linear, logistic, nonlinear, weighted, and two-stage least-square

12、s regression.4/29/2022整理ppt244/29/2022整理ppt25Classify The Classify submenu provides cluster and discriminant analysis.4/29/2022整理ppt264/29/2022整理ppt27Data Reduction The Data Reduction submenu provides factor analysis, correspondence analysis, and optimal scaling.4/29/2022整理ppt284/29/2022整理ppt29Scale

13、 The Scale submenu provides reliability analysis and multidimensional scaling.4/29/2022整理ppt304/29/2022整理ppt31Nonparametric tests The Nonparametric tests submenu provides nonparametric tests for one sample, or for two and more paired or independent samples.4/29/2022整理ppt324/29/2022整理ppt33Why God nev

14、er received a PhD4/29/2022整理ppt34 1. He had only one major publication. 2. It was in Hebrew. 3. It had no references. 4. It wasnt published in a refereed journal. 5. Some even doubt he wrote it by himself. 6. It may be true that he created the world, but what has he done since then? 7. His cooperati

15、ve efforts have been quite limited. 4/29/2022整理ppt35 8. The scientific community has had a hard time replicating his results. 9. He never applied to the ethics board for permission to use human subjects. 10. When one experiment went awry he tried to cover it by drowning his subjects. 11. When subjects didnt behave as predicted, he deleted them from the sample. 12. He rarely came to class, just told students to read the book.4/29/2022整理ppt36 13. Some say he had his son teach the class. 14. He expelled his first two students for learning.彼得