Question

Three coins were tossed 30 times simultaneously. each time the numbers oh head occuring was noted down as follows: 0 1 2 2 1 2 3 1 3 0 1 3 1 1 2 2 0 1 2 1 3 0 0 1 1 2 3 2 2 0​

Answer 1

complete ur question

what should we find??