Chapter Seven
PROBABILITY
Contents
7.2 Cumulative Distribution Functions and Probability
Cumulative Distribution Function for Ages
7.1 DENSITY FUNCTIONS
Understanding the distribution of various quantities through the population can be important to decision makers. For example, the income distribution gives useful information about the economic structure of a society. In this section we look at the distribution of ages in the US. To allocate funding for education, health care, and social security, the government needs to know how many people are in each age group. We see how to represent such information by a density function.
US Age Distribution
Table 7.1 Distribution of ages in the US in 2000
Figure 7.1: How ages were distributed in the US in 2000
Suppose we have the data in Table 7.1 showing how the ages of the US population1 were distributed in 2000. To represent ...
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