Question

The blood groups of 36 students of IX class are recorded as follows. A O A O A B O A B A B O B O B O O A B O B AB O A O O O A AB O A B O O O B Represent the data in the form of a frequency distribution table. Which is the most common and which is the rarest blood group among these students?

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Answer 1

Answer:

From table, we observe that the most common blood group is O and the rarest blood group is AB.