Question

The blood groups of 30 students of a class IX are recorded as follows:
A,B,0,0,AB,O,A,O,B,A,O,B,A,O,O,A,AB,O,A,A,0,0,AB,B,A,O,B,A,B,O
Represent this data in the form of a frequency distribution table. Which is the most
common, and which is the rarest blood group among these students?​

Answer 1

Answer:

b) 0 is the common and AB is the rarest blood group

Step-by-step explanation:

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