Question

The class mark of a frequency distribution are given as follows:

20,25,30,35 ----

The class corresponds to class mark 30 is
a)26.5-30.5
b)27.5-32.5
c)28.5-31.5
d)29.5-33.5​

Answer 1

Answer:

c is r he correct answer pls mark me as brainliest