The amount of money expended in fiscal year 1995 by the U.S. Department of Defense in various categories is shown in Table 1.6. Construct both a pie chart and a bar chart to describe the data. Compare the two forms of presentation.
Military personnel $70.8
Operation and maintenance 90.0
Research and development 34.7
Two variables are being measured: the category of expenditure (qualitative) and the amount of the expenditure (quantitative). The bar chart in Figure 1.6 displays the categories on the
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