500 people are surveyed and asked to check the boxes that apply to them.  I am confident in the economy.  I have health insurance. 321 said they were confident about the economy, 403 said they had health insurance, and 63 checked neither box. 1. Draw an accurate Venn diagram that represents the situation consisting of cardinalities. 2. How many people had health insurance and were not confident in the economy? 3. How many people have health insurance or are confident in the economy?

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.