Question

If in a frequency distribution the overlapping class intervals are of equal size and the class marks of consecutive intervals are as given below then determine the class intervals.
(a) 10, 20, 30, 40
(b) 5.5, 10.5, 15.5, 20.5, 25.5

pls give proper answer no rubbish​

Answer 1

Answer:

If the class intervals of a frequency distribution be 16−25−26−35,36−45−46−55 then determine

(a) the class limits and class boundaries of the class 36−45,

(b) the class size and the class mark of the class interval 26−35,

(c) the class intervals when changed into overlapping class interval.