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The numbers of polio cases in the world are shown in the table for various years. Year Number of Polio Cases (thousands) 1988 350 1992
The numbers of polio cases in the world are shown in the table for various years. Year Number of Polio Cases (thousands) 1988 350 1992 138 1996 31 2000 6 2005 3.2 2007 1.3 Exponential Regression Calculator Let t) be the number of polio cases in thousands t years since 1980. Use a graphing calculator to draw a scattergram of the data. Is it better to model the data by using a linear or exponential model? Find an equation of f. Hint t) 2 ' ' Round the coefficients to 4 decimal places. The number of polio cases is | Select an answer VI by i Select an answer VI per year. Predict the number of polio cases in 2014. Predict in which year there will be 1 case of polio. Hint :] Find the approximate half-life of the number of polio cases. Hint
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