A college education is certainly a factor in determining one's income. Researchers wanted to determine if there was an association between mid-career income and household income while an individual is in college. The idea was to determine individuals from low-income households (while in college) eamed a lower mid-career income than those from high-income households. Researchers surveyed 725 individuals in the middle of their careers and asked them to disclose their income class while in college and disclose their current income. The following data are based on their results. Complete parts (a) through Click the icon to view the data table Gosiruct a mequency margina o Household Income in College Bottom Quartile Quartile Quartile Quartile Current Mid-Career Income 2nd 3rd Top Totals Data table Bottom Quartile 73 61 45 42 2nd or 3rd Quartile 08 77 75 67 Top Quartile 34 47 52 64 Totals (b) Construct a relative frequency marginal distribution Round to three decimal places as needed.) Household Income in Bottom Current Mid-Career Income 2nd 3rd Top College Quartile Quartile Quartile Quartile Totals Bottom Quartile 73 61 45 42 2nd or 3rd Quartile 58 77 75 67 Top Quartile 34 47 52 84 Totals 1 (c) What proportion of households are in the 2nd quartile in mid-career? (Round to three decimal places as needed) Current Mid-Career Income Household Income in Bo College 3rd Qear Top Quartile Quartile Quarte Bottom Quartile 73 65 45 42 2nd or 3rd Quarte 68 75 67 Top Quarte 34 47 52 84 Print Done Time Remaining: 01:37:32