Question

The blood group30 students are recorded as
follow
A, B, O,O , AB ,O,A,O,B,A,O, OA, A B,O,
A, A, O, O, AB, B, A, O, B , A , B,O
Represent this data in the form of frequency from​

Answer 1

Answer-:

The blood groups of 30 students of class X are: AB, O, O,A, B, O,A,O, B, A, O,B, A, O,O,A, AB, O,A,A, O,O,B, O, B, A, B,O.

The blood groups of 30 students of class X are: AB, O, O,A, B, O,A,O, B, A, O,B, A, O,O,A, AB, O,A,A, O,O,B, O, B, A, B,O.i) Prepare a frequency distribution table from the data.

The blood groups of 30 students of class X are: AB, O, O,A, B, O,A,O, B, A, O,B, A, O,O,A, AB, O,A,A, O,O,B, O, B, A, B,O.i) Prepare a frequency distribution table from the data.ii) Which is the most common and which is the rarest blood among these students ?