Analysis Implications
The
exploratory analysis presented in this case illustrates the use of
visualization to become familiar with the variability of each data
element, examine outliers, identify variables that are not candidates
for further analysis (at least initially), and view relationships
between variables. Such exploratory analysis is indispensable at the
beginning of an inquiry and forms the foundation for subsequent analyses.
In data sets with more than a few variables, the number of possible combinations of variables is very large and considerable time and resources may be needed to examine a large number of combinations. An understanding of the problem domain in conjunction with insight gained from basic descriptive analysis can ...
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