Question

the class mark of a distribution are 26, 31, 36, 41, 46, 56, 61, 66, 71 write class interval


please answer this question please request ​

Answer 1

Answer:

Step-by-step explanation:

Class interval -

26-31

31-36

36-41

41-46

46-51

51-56

56-61

61-66

66-71