Question

the blood groups of 25 students are recorded given below as: AB,A,B,O,A,B,AB,A,B,B,A,O,B,B,AB,O,A,B,A,B,AB,BB,A,B
a) make a frequency distribution table for the given data.
b) find the most common and the rerest blood group from data.​

Answer 1

Answer:

I know only b.

Step-by-step explanation:

common - b

rarest - o

Answer 2

answer (a) is given in the picture

answer (b) is below:

most common blood group -B(11 students)

mose rarest blood group -O(3 students)