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The blood groups of 30 students are reco...

The blood groups of 30 students are recorded as follows
A,B,O,A,AB,O,A,O,B,A,OB,B,A,AB,B,A,AB,B,A,A,O,A,AB,B,A,O,B,A,B,A
Prepare a frequency distribution table for the data.

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The number of studens who have a certain type of blood group is called the frequency of those blood groups. A frequency distribution table for the given data is given below
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