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Year 1915 1920 1925 1930 1935 1940 1945 1950 1955 Rate 3.1 2.2 5.3 7.5 8.5 7.4 10.3 22.1 17.6 Source: Data extracted from B. Wattenberg, ed., The Statistical History of the United States: From Colonial Times to the Present, ser. B303.

Year 1915 1920 1925 1930 1935 1940 1945 1950 1955 Rate 3.1 2.2 5.3 7.5 8.5 7.4 10.3 22.1 17.6 Source: Data extracted from B. Wattenberg, ed., The Statistical History of the United States: From Colonial Times to the Present, ser. B303.

College Algebra
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter1: Equations And Graphs
Section: Chapter Questions
Problem 10T: Olympic Pole Vault The graph in Figure 7 indicates that in recent years the winning Olympic men’s...
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most appi 16.54 How does the least-squares linear trend forecásting model developed in this chapter differ from the least-squares linear regression model considered in Chapter 13? v CHAPTER REVIEW PROBLEI 16.59 The data in the following table, stored in Polio, represent the annual incidence rates (per 100,000 persons) of reported acute poliomyelitis recorded over five-year periods from 1915 to 1955: Year 1915 1920 1925 1930 1935 1940 1945 1950 1955 Rate 3.1 2.2 5.3 7.5 8.5 7.4 10.3 22.1 17.6 Source: Data extracted from B. Wattenberg, ed., The Statistical History of the United States: From Colonial Times to the Present, ser. B303. a. Plot the data. 10d b. Compute the linear trend forecasting equation and plot the trend line. c. What are your forecasts for 1960, 1965, and 1970? d. Using a library or the Internet, find the actually reported inci- dence rates of acute poliomyelitis for 1960, 1965, and 1970. Record your results. e. Why are the forecasts you made in (c) not useful? Discuss. 16.60 The U.S. Department of Labor gathers and publishes statistics concerning the labor market. The file Workforce contains data on the size of the U.S. civilian noninstitutional population of people 16 years and over (in thousands) and the U.S. civilian noninstitutional work- force of people 16 years and over (in thousands) for 1984-2014. The workforce variable reports the number of neonle in the nonulation
Transcribed Image Text:most appi 16.54 How does the least-squares linear trend forecásting model developed in this chapter differ from the least-squares linear regression model considered in Chapter 13? v CHAPTER REVIEW PROBLEI 16.59 The data in the following table, stored in Polio, represent the annual incidence rates (per 100,000 persons) of reported acute poliomyelitis recorded over five-year periods from 1915 to 1955: Year 1915 1920 1925 1930 1935 1940 1945 1950 1955 Rate 3.1 2.2 5.3 7.5 8.5 7.4 10.3 22.1 17.6 Source: Data extracted from B. Wattenberg, ed., The Statistical History of the United States: From Colonial Times to the Present, ser. B303. a. Plot the data. 10d b. Compute the linear trend forecasting equation and plot the trend line. c. What are your forecasts for 1960, 1965, and 1970? d. Using a library or the Internet, find the actually reported inci- dence rates of acute poliomyelitis for 1960, 1965, and 1970. Record your results. e. Why are the forecasts you made in (c) not useful? Discuss. 16.60 The U.S. Department of Labor gathers and publishes statistics concerning the labor market. The file Workforce contains data on the size of the U.S. civilian noninstitutional population of people 16 years and over (in thousands) and the U.S. civilian noninstitutional work- force of people 16 years and over (in thousands) for 1984-2014. The workforce variable reports the number of neonle in the nonulation
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