Problem 3.15 page 37 Consider an economy with a flat rate tax system Each dollar of income over $5000 is taxed at 20 Income belo
w $5000 is tax free In general T 2 Y 5000 1000 2Y where T is taxes and Y is income Suppose that the population mean income is $20000 and that the population standard deviation of incomes is $8000 All families have at least $5000 of income a find the mean of T b
Find the standard deviation of T c If the population contains 20 million families what is the government s total tax revenue
Find the standard deviation of T c If the population contains 20 million families what is the government s total tax revenue
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