Choosing the Explore Procedure: From the Analyze menu choose Descriptive Statistics, drag to the sub menu and select Explore. Selecting Variables: As in the other procedures, find and click the variable you want to explore, and then click the select arrow to include your variable in the Dependent List box. Choose the variable and move into the Dependent List box. The dialog box should look like Figure educ Selecting Displays: In the Display box on the bottom left, you may choose either Both, Statistics, or Plots. We left the default selection, Both, to display statistics and plots. Selecting Statistics: Statistics Explore: Statistics Click the button and the dialog box will open, Figure 4-18. Confidence Interval for the Mean 95%, Leave checked the Default box for and click the Outliers box so we can look at the extreme observations for our variable. Click Continue to return to the main explore dialog window. Selecting Plots: Click the Plots button on the main Explore Dialog box, Figure 4-17, and the Explore: Plots dialog box, Figure 4-19, will open. Stemandleaf Histogram The default choices in the Boxplots box are good so click and in the Descriptive box. Click on Normality Plots with Test so we can see how close the vs. Level with distribution of this variable is to normal. Leave the default for Spread Levene Test. Click Continue to return to the main explore dialog box, Figure 4-17. Selecting Options: Options the button in the main explore dialog box, Figure 4-17, and the Explore: Options dialog box, Figure 4-20, will be displayed. No changes are needed here since the default of Exclude cases listwise is appropriate.
Choosing the Explore Procedure: From the Analyze menu choose Descriptive Statistics, drag to the sub menu and select Explore. Selecting Variables: As in the other procedures, find and click the variable you want to explore, and then click the select arrow to include your variable in the Dependent List box. Choose the variable educ and move into the Dependent List box. The dialog box should look like Figure Selecting Displays: In the Display box on the bottom left, you may choose either Both, Statistics, or Plots. We left the default selection, Both, to display statistics and plots. Selecting Statistics: Click the Statistics button and the Explore: Statistics dialog box will open, Figure 4-18. Leave checked the Default box for Confidence Interval for the Mean 95%, and click the Outliers box so we can look at the extreme observations for our variable. Click Continue to return to the main explore dialog window. Selecting Plots: Click the Plots button on the main Explore Dialog box, Figure 4-17, and the Explore: Plots dialog box, Figure 4-19, will open. The default choices in the Boxplots box are good so click Stemandleaf and Histogram in the Descriptive box. Click on Normality Plots with Test so we can see how close the distribution of this variable is to normal. Leave the default for Spread vs. Level with Levene Test. Click Continue to return to the main explore dialog box, Figure 4-17. Selecting Options: the Options button in the main explore dialog box, Figure 4-17, and the Explore: Options dialog box, Figure 4-20, will be displayed. No changes are needed here since the default of Exclude cases listwise is appropriate.
ch4_v22.docx