The following table shows median weekly earnings for men and women of different ages in 2012. Age 16-24 25-54 55-64 65+ Men 460 902 1015 780 Women 409 722 760 661 (a) Use the data to make a 2 x 4 matrix with each row representing a gender and each column representing an age category. 16-24 25-54 55-64 65+ Men Women (b) If union members' median weekly earnings are 40% more than the earnings given in the table, use a matrix operation to find a matrix giving the results by sex and age for union members. (Give exact answers. Do not round.) 16-24 25-54 55-64 65+ Men Women

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