Question

Give the answers of the following questions by the given frequency
table.
Class interval 100-125, 125-150, 150-175, 175-200, 200-225, 225-250, 250-275
frequency 45, 25, 55, 125, 140, 55, 35
(i)
What is the range of the class - interval?
(ii) Which class interval has maximum frequency?
(iii) Which class interval has minimum frequency?
(iv) Which two class intervals have same frequency?
(v) What is the lower limit of first class interval?​

Answer 1

(i) the range of class interval is 25

(ii) the maximum frequency is 200-225

(iii) the minimum frequency is 125-150

(iv) the class interval has same frequency is 150-175 , 225-250

(v) the lower limit of first class interval is 100