The blood group of $50$ donors, participated in blood donation camp are $A, A B, B, A, O, A B, O, O, A, A B, B, A, O, A B, O, O, A, B, A, O, A B, O, O, A, A B,$ $B, O, A B, O, B, A, O, A B, O, O, A, A B, B, A, O, A B, O, A, A B, B, A, O, A B, O, O$ .
Find the mode of the above verbal data:

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Solution

Blood group of $50$ donors,
$A, A, A, A, A, A, A, A, A, A, A, A$
$B, B, B, B, B, B, B$
$A B, A B, A B, A B, A B, A B, A B, A B, A B, A B, A B, A B$
$O, O, O, O, O, O, O, O, O, O, O, O, O, O, O, O, O, O, O$
from the above data we can confer that the mode of the above data is Blood group $O .$

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The blood group of 50 donors, participated in blood donation camp are A,AB,B,A,O,AB,O,O,A,AB,B,A,O,AB,O,O,A,B,A,O,AB,O,O,A,AB, B,O,AB,O,B,A,O,AB,O,O,A,AB,B,A,O,AB,O,A,AB,B,A,O,AB,O,O. Find the mode of the above verbal data:

Blood group of 50 donors,A,A,A,A,A,A,A,A,A,A,A,AB,B,B,B,B,B,BAB,AB,AB,AB,AB,AB,AB,AB,AB,AB,AB,ABO,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,O,Ofrom the above data we can confer that the mode of the above data is Blood group O.

The blood group of $50$ donors, participated in blood donation camp are $A, A B, B, A, O, A B, O, O, A, A B, B, A, O, A B, O, O, A, B, A, O, A B, O, O, A, A B,$ $B, O, A B, O, B, A, O, A B, O, O, A, A B, B, A, O, A B, O, A, A B, B, A, O, A B, O, O$ .
Find the mode of the above verbal data:

Blood group of $50$ donors,
$A, A, A, A, A, A, A, A, A, A, A, A$
$B, B, B, B, B, B, B$
$A B, A B, A B, A B, A B, A B, A B, A B, A B, A B, A B, A B$
$O, O, O, O, O, O, O, O, O, O, O, O, O, O, O, O, O, O, O$
from the above data we can confer that the mode of the above data is Blood group $O .$