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 数据
分析
- The data are performance data for 149 air traffic controllers .
- The variables in the data set are:
- control: The identifying number of the air traffic controller
- time: The number of the trial (between 1 and 6)
- measure: The number of successful landings for the trial
- ability: The cognitive ability score (combined ASVB score)
- constant: The intercept term, with value 1 throughout
- timesq: time x time, a quadratic term.
- More details about the data are available in Kanfer & Ackerman (1989).
- The data are listed in the file KANFER.PSF in the TUTORIAL folder.
- The first portion of KANFER.PSF is shown in the PSF window below.
- Click the Open option on the File menu to load the Open dialog box.
- Select the PRELIS Data (*.psf) option on the Files of type drop-down list box.
- Select the file KANFER.PSF in the TUTORIAL folder.
- Click on the Open button to open KANFER.PSF in a PSF window.
- Click on the Linear Model option on the Multilevel menu.
- Select the Title and Options option on the Linear Model menu to load the Title and Options dialog box .
- Enter the string Kanfer and Ackerman data: Variance decomposition in the Title: string field.
- Click on the Next button to load the Identification variables dialog box.
- Select the label control .
- Click on the Add button of the Level 2 ID Variable section to produce the following Identification variables dialog box.
- Click on the Next button to load the Select Response and Fixed Variables dialog box.
- Select the label measure .
- Click on the Add button of the Response Variables section to produce the following Select Response and Fixed Variables dialog box.
- Click on the Next button to load the following dialog box to produce the following Random Variables dialog box
- Click on the Finish button to produce the following text editor window for KANFER.PR2 .
Click on the Run PRELIS button to produce the following text editor window for KANFER.OUT .
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