A decade old study found that the proportion, p, of high school seniors who believed that "getting rich" was a important personal goal was 80%. A researcher decides to test whether or not that percentage still stands. He finds that, among the 205 high school seniors in his random sample, 168 believe that getting rich is an important goal. Can he conclude,at the 0.01 level of significance, that the proportion has indeed changed? Perform a two tailed test, and complete the parts below.

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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.