The bar graph shows the population of a country, in millions, for seven selected years. The two functions that are given model the data, the male population, M(x), in millions, and the female population, F(x), in millions, x years after 1985. Answer parts a through e. Population of the Country 180 160- M(x)= 1.47x +118.5 F(x) = 1.45x + 120.5 140 120- 100 80- 1985 1990 1995 2000 2005 2010 2015 Years Male Female Write a function that models the total population of a country for the years shown in the bar graph. Select the correct choice below and fill in the answer box to complete your choice. DA (M FXx) = B. (MF)Xx) - C. (M-F)(x)= (M D. (x)= Use the function from part (a) to find the total population of a country in 2010. e total population of a country in 2010 is million. pe an integer or a decimal.) How well does the result in part (b) model the actual total population in 2010 shown by the bar graph? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. pe an integer or a decimal.) A. The result in part (b) underestimates the actual population of a country in 2010 by million. B. The result in part (b) overestimates the actual population of a country in 2010 by million. C. The result in part (b) and the actual number of total population of a country in 2010 is the same. x to select your answer(s).
The bar graph shows the population of a country, in millions, for seven selected years. The two functions that are given model the data, the male population, M(x), in millions, and the female population, F(x), in millions, x years after 1985. Answer parts a through e. Population of the Country 180 160- M(x)= 1.47x +118.5 F(x) = 1.45x + 120.5 140 120- 100 80- 1985 1990 1995 2000 2005 2010 2015 Years Male Female Write a function that models the total population of a country for the years shown in the bar graph. Select the correct choice below and fill in the answer box to complete your choice. DA (M FXx) = B. (MF)Xx) - C. (M-F)(x)= (M D. (x)= Use the function from part (a) to find the total population of a country in 2010. e total population of a country in 2010 is million. pe an integer or a decimal.) How well does the result in part (b) model the actual total population in 2010 shown by the bar graph? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. pe an integer or a decimal.) A. The result in part (b) underestimates the actual population of a country in 2010 by million. B. The result in part (b) overestimates the actual population of a country in 2010 by million. C. The result in part (b) and the actual number of total population of a country in 2010 is the same. x to select your answer(s).
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