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COMPONENTS OF POPULATION GROWTH Use the data from the table below to answer questions 1 through 4. Population in 2014 315,900,000 84,850,000 308,901 Births, 2014

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COMPONENTS OF POPULATION GROWTH Use the data from the table below to answer questions 1 through 4. Population in 2014 315,900,000 84,850,000 308,901 Births, 2014 to 2020 32,895,720 4,008,000 80,720 DBBChS, 2014 to 2020 20,054,600 5,740,320 9,400 Nat Migration, 2014 to 2020 5,122,400 638,000 -2,400 1. What Is the expected population size for each country In 2020? Hint: use the demographic/population balancing equation. Country A Country B Country C 2. What Is the net (or absolute) growth for each country between 2014 and 2020? Country A Country B Country C 3. What Is the percentchange for each country between 2014 and 20207 Country A percent Country B Country C 4. What Is the average annual change for each country? Express as a count, In numbers of people. Hint: If the data above cover a six-year interval (2014-2020), approximately how many people were added (or lost, as the case may be) per year, on average? Country A Country B Country 0 "FUN\" WITH EXPONENTIAL GROWTH The remaining questions focus on the exponential growth lormula and/or doubling time. | recommend you review the corresponding course materials before you begin. 5. According to the most recent data available, there are currently 7,594,000,000 people on Earth, and our population is growing at a rate of 0.012 per year. Assuming that the world's population continues to grow at its current rate: A. How long would it take to grow by 50%? B. How long would it take to quadruple? G. How long would it take to add the next 1 billion? 6. According to the US Census Bureau, the US resident population was estimated to be 330,554,388 in the year 2020. The US population has a RNI of 0.30% per year (r=0.003). If the United States continues growing at this rate, in what calendar year will it reach 500,000,000 people? Hint: use the exponential growth formula to solve for n. T. If a population is growing ata rate that would cause it to double in 55 years, how long would it take for that population to increase by half (Lg, grow to 1.5 times its current size)? Hint: Use exponential growth formula twice: First, solve for r. Then, use your calculated value of r to answer the question. 8. THINK, DISCUSS, AND SFECIJLATE IRRESFONSIBLY: Japan has a negative rate of natural increase at -2 per 1000. This would give a rate of change of -0.2% or r--0.002. ls Japan at risk of complete depopulation? Why or why not? Congratulationsl You're done with Part 1 oi this asslgnment. Next, complete Part 1 by taking the corresponding canvas "gull."

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