Question

B/ The blood groups of 30 students of class are recorded as follows
A, B, 0, 0, AB, 0, A, O, B,A,O B, A, 0, 0, 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

Step-by-step explanation:

See this pic and you will understand