Given the grouped frequency distribution below of for poverty in all US counties, Poverty in US Counties Percent in Number of Poverty 3-9.9% US Counties 559 10 - 16.9% 17- 23.9% 1,600 756 24 30.9% 31 37.9% 200 58 38 44.9% 16 45-51.9% 52 - 58.9% From 2017 US Census Data Calculate the following values, rounding to 1 decimal place: Mean percent of poverty levels. )Standard deviation of poverty levels. (Indicate if this is s or o)

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