The ogives shown are based on data collected on the U S and show the average annual personal income per capita for each of the 50 states The data are rounded to the nearest thousand dollars i Ogive Cumulative frequency 55 50 Percent of states 45 40 35 30 25 20 15 10 5 0 0 27 5 100 80 60 40 20 OE Personal Income per Capita by State 0 ii Ogive Showing Cumulative Percentage of Data Personal Income per Capita by State 96 17 27 5 32 5 36 37 5 Per capita Income 1 000 34 43 42 5 72 48 47 5 86 32 5 37 5 42 5 47 5 Per capita Income 1 000 50 52 5 100 52 5 a How were the percentages shown in graph ii computed O The percentages in graph ii were computed by dividing each of the cumulative frequencies in graph i by 100 and then converting those values into decimals The percentages in graph ii were computed by dividing each of the cumulative frequencies in graph i by 50 and then converting those values into percents O The percentages in graph ii were computed by multiplying each of the cumulative frequencies in graph i by 100 and then converting those values into decimals The percentages in graph ii were computed by multiplying each of the cumulative frequencies in graph i by 50 and then converting those values into percents O The percentages in graph ii were computed by dividing each of the cumulative frequencies in graph i by 50 and then converting those values into fractions b How many states have average per capita income less than 37 5 thousand dollars c How many states have average per capita income between 42 5 and 52 5 thousand dollars