In a grouped frequency distributions, the class intervals are 1-10, 11-20, 21-30,....The class width is

In a grouped frequency distributions, the class intervals are 1-10, 11

1.	In a grouped frequency distributions, the class intervals are 1-10, 11-20, 21-30,....The class width is
Answer» In a grouped frequency distributions, the class intervals are 1-10, 11-20, 21-30,....The class width is