Discriminant Analysis - Data Mining for the Masses - page 111

Figure 7-3. The data set sorted in ascending order by the Decision_Making attribute.
4) Click on the Decision_Making attribute again. This will re-sort the attribute in descending
order. Again, we have some values that need to be addressed (Figure 7-4).
Figure 7-4. The Decision_Making variable, re-sorted in descending order.
5) Switch back to design perspective. Let's address these inconsistent data by removing them
from our training data set. We could set these inconsistent values to missing then set
missing values to another value, such as the mean, but in this instance we don't really know