Complete the table below by computing the expected number of deaths in the standard population for each age group for both populations. Calculate the age adjusted rates for the two populations.Please help I am struggling to understand

Table 2 Mexico United States Age 1970 US Standard Age-Specific Expected Age-Specific Expected Group Population Rate Deaths Rate Deaths 0-4 84,416 405.0 342 375.3 317 5-19 294,353 83.6 60.3 20-44 316,744 261.0 190.5 45-64 205,745 777.6 1,101.5 65+ 98,742 4,933.3 4,397.9 Total 1,000,000