The blood group of 55 women diagnosed as suffering from thromboembolic disease and 145 healthy women are displayed in Table 2.7.

Table 2.7 Blood group distribution for healthy women and those with thromboembolic disease Blood Women with Healthy women Total group thromboembolic disease A 32 51 83 B 8 19 27 AB 6 5 11 O 9 70 79 Total 55 145 200

(i) Display the blood group data for the 55 thromboembolic women as a bar chart.

(ii) Display the blood group data for the 55 thromboembolic women and 145 healthy women using a clustered bar chart. Can you see if there is a difference in the blood groups between the thromboembolic women and healthy women?