Question 2
A researcher was interested in studying if there is a significant relationship between the severity of COVID 19 and blood types of individuals. 2400 individuals were studied and the results are shown below.
Condition
Blood Type
O
A
B
AB
Total
Critical
64.00
44
20
8
136
Severe
175.00
129
50
15
369
Moderate
211.00
528
151
125
1015
Mild
200.00
400
140
880
650.00
1101
361
288
2400
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