Question

Monthly consumption. No. of consumers
(in units)
65 - 85. 4
85-105 5
105-125. 13
125- 145. 20
145-165 14
165-185 8
185 - 205 4
(a) What is the lower limit of median class?
(i) 125 (ii) 145 (ii) 165 (iv) 185

(b) What is the lower limit of modal class?
(i) 125 (ii) 145 (iii) 165 (iv) 185​

Answer 1

Consider the data :ClassFrequency 65 - 85 4 85 - 105 5 105 - 25 13 125 - 145 20 145 - 165 14 165 - 185 7 185 - 205 4 The difference of the upper limit of the median class and the lower limit of the modal class is: ... Class, Frequency. 65−85, 4. 85−105, 5. 105−25, 13. 125−145, 20 ... 105-125, 13, 22.