Question

Marks Obtained More than or equal to 0 More than or equal to 10 More than or equal to 20 More than or equal to 30 More than or equal to 40 More than or equal to 50 No. of students 63 58 55 51 48 42 the frequency of the class 20-30 is (a) 35 (b) 4 (c) 48 (d) 51

Answer 1

Answer:

Step-by-step explanation:

its b(4) as 55-51 is 4 and do check this in exemplar