a) Were the cohorts equal in terms of infant and juvenile mortality?b) What is the likely cause of the differences in mortality, if any?c) Do you notice any sex differences between the cohorts?d) Are the differences the same in each cohort?e) In which cohort and sex do you observe greater lifespans?

LX TX average 1 1 0.016667 0.983333 59.5 697 5.396894 11.61667 PRE 1931 MALE 1 0.016949 0.983051 58.5 637.5 10.80508 Age (yr) 2 Row 1 0.017241 0.982759 57.5 579 9.982759 0-5 2 0.035088 0.964912 521.5 9.149123 6 10 3 0.054545 0.945455 53.5 465.5 8.463636 11 15 1 0.019231 0.980769 51.5 412 7.923077 16-20 1 0.019608 0.980392 50.5 360.5 7.068627 21-25 0.02 0.98 19.5 260.5 5.21 26-30 0.122449 0.877551 260.5 5.316327 31-35 0.046512 0.953488 214.5 1.988372 36-40 0.02439 0.97561 172.5 4.207317 41-45 125 0.875 37.5 132 3.3 46-50 0.142857 0.857143 32.5 94.5 2.7 51-55 0.3 0.7 25.5 2.066667 56-60 0.35 6 0.285714 0.714286 18 36.5 1.738095 61-65 0.25 0.466667 0.533333 11.5 18.5 1.233333 66-70 0.625 0.375 7 0.875 71-75 86-90 0.05 1.5 1.5 0.5 76-80 81-85 86-90 91-95 POST 1945 feMALE IX Average Age (vr] 3 ROW ax 20.033333 0.966667 936 15.6 6.850213 0-5 60 877 15.12069 6 10 58 0.96666667 761 13.12069 11 15 58 0.95666667 0.017241 0.982759 57.5 761 13.12069 16-20 58 0.95666667 703.5 12.34211 21-25 57 0.95 646.5 11.34211 0.95 589.5 10.34211 0.95 532.5 9.342105 0.95 0.017544 0.982456 175.5 8.342105 0.95 419 7.482143 56 0.93333393 363 6.482143 0.035714 0.964286 95 56 0.93333333 308 5.703704 0.055556 0.944444 52.5 54 0.9 49.5 255.5 5.009804 0.058824 0.941176 51 0.85 0.9375 16.5 206 4.291667 48 0.8 0.0625 159.5 3.544444 0.75 0.044444 0.955556 44 45 41.5 115.5 2.686047 43 0.71666667 0.069767 0.930233 34 1.85 10 0.66666667 0.3 0.7 74 1.428571 28 0.46566667 0.428571 0.571429 27 1.125 0.5625 0.4375 11.5 16 0.26665667 7 0.11666667 0.714286 0.285714 15 .5 0.928571 0.5 0.5 15 0.5