Question

convert the given discontiuncous series into a continuous series? class 11-20 21-30 31-40 41-50 frequency 7 10 9 5​

Answer 1

Step-by-step explanation:

minus 0.5 from starting and add 0.5 from last

class. frequency

10.5-20.5. 7

20.5-30.5. 10

30.5-40.5. 9

40.5-50.5. 5