An individual s income varies with age The table shows the

Last updated: 10/11/2023

An individual s income varies with age The table shows the median income I of individuals of different age groups within the United States for a certain year For each age group let the class midpoint represent the independent variable x For the class 65 years and older assume that the class midpoint is 69 5 Complete parts a through e A Quadratic with a 0 B Linear with positive slope c Quadratic with a 0 D Linear with negative slope Age 15 24 years 25 34 years 35 44 years 45 54 years 55 64 years 65 years and older Class Midpoint X 19 5 29 5 39 5 49 5 59 5 69 5 Median Income I 12 965 32 131 42 637 45 693 42 478 23 500 b Use a graphing utility to find the quadratic function of best fit that models the relation between age and median incon The quadratic function of best fit is y x x 0 Type integers or decimals rounded to three decimal places as needed