O DESCRIPTIVE STATISTICS Interpreting percentile ranks Emmanue Government agencies keep data about the income distribution of the population. The Green family and Chen family live in a county with 14,000 families. The Green family's income is at the 69 percentile. The Chen family's income is at the 58 percentile. (If necessary, consult a list of formulas.) (a) Which of the following must be true about the Green family's and the Chen family's incomes? A OThe Chen family earns more than the Green family. Both the Green family and the Chen family earn more than the median income. O The Green family earns $11.000 more than the Chen family. The Green family and the Chen family both have incomes in the bottom half of incomes in their county. (b) Which of the following must be true about the Green family's income? O The Green family earns less than about 69% of families in their county. O The Green family earns about 69% of the highest income in their county. O The Green family earns more than about 69%% of families in their county. O The Green family earns about 31% of rhe highest income in their county. Explanation Check 2020 McGraw-Hill Educetion All Rights Reserved Terms of Use Frivecy Accessibility 9 Type here to search 1II