Do Homework - Chapter 4 Homework - Google Chrome - X mathxl.com/Student/PlayerHomework.aspx?homeworkld=606623743&questionld=10&flushed=true&cld=6644173¢erwin=yes 2021 Fall Session A Math 201-10 Daunyelle Robinson | 09/19/21 2:37 AM Homework: Chapter 4 Homework Question 10, 4.2.13 HW Score: 66.83%, 13.37 of 20 points Part 2 of 4 O Points: 0 of 1 Save The least-squares regression equation is y = 614.8x + 18,437 where y is the median income and x is the percentage of 25 years and older with at least a bachelor's degree in the region. The scatter diagram indicates a linear relation between the two variables with a correlation coefficient of 0.6711. Complete parts 55000- (a) through (d). Median Income 20000 15 20 25 30 35 40 45 50 55 60 Bachelor's 9% (a) Predict the median income of a region in which 30% of adults 25 years and older have at least a bachelor's degree. $ 36881 (Round to the nearest dollar as needed.) (b) In a particular region, 26.4 percent of adults 25 years and older have at least a bachelor's degree. The median income in this region is $37,991. Is this income higher than what you would expect? Why? This is than expected because the expected income is $ (Round to the nearest dollar as needed.) Help Me Solve This View an Example Get More Help - Clear All Check Answer Type here to search O 55 F Clear ~ g (7