Chapter17-PracticeActivity

Chapter17-PracticeActivity - 1 STA2023 - Chapter 17 The...

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Unformatted text preview: 1 STA2023 - Chapter 17 The Normal Approximation to the Binomial and the Binompdf/Binomcdf Practice Activity According to the U.S. Census Bureau, in 2003 about 27% of United States residents who are older than 25 years old had earned at least a bachelors degree. Suppose you collect a random sample of 820 residents of the U.S. over the age of 25, asking each whether or not they have a bachelors degree. Note that there are only two possible answers to the question, bachelors degree or not. Thus each trial has only two possible outcomes. Furthermore, there are a fixed number of trials (n = 820), and the probability of success remains constant from trial to trial (p = 0.27). Finally, since the data is from a random sample and the sample is less than 10% of the entire population (all U.S. residents over the age of 25), its reasonable to conclude that individual responses are independent of each other....
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This note was uploaded on 11/22/2010 for the course STA 2023 taught by Professor Ripol during the Spring '08 term at University of Florida.

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Chapter17-PracticeActivity - 1 STA2023 - Chapter 17 The...

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