A federal report indicated that 28% of children under age 6 live in poverty in Kentucky, an increase over previous years. How large a sample is needed to estimate the true proportion of children under...

A federal report indicated that 28% of children under age  6 live in poverty in Kentucky, an increase over previous years. How large a sample is needed to estimate the true proportion of children under age 6 living in poverty in Kenntucky within 4% with 99% confidence? Round the intermediate calculations to three decimal places and round up your final answer to the next whole number.