Question 1184234
                         Non        Moderate  Heavy  Total
Hypertension      25               35      32.       92
No Hypertension 44              27       17        88
Total                     69              62.      49.    180

i) this is 49/180, a column over the total
ii) this is 44/88.
iii)this is 35/92
prob first is ns is 69/190; then the second will be is 68/189.
That product is 0.1307