Question

State the method to determine number of classes on the basis of range of data class length​

Answer 1

The steps in grouping may be summarized as follows: Decide on the number of classes. Determine the range, i.e., the difference between the highest and lowest observations in the data. Divide range by the number of classes to estimate approximate size of the interval

Answer 2

Answer:

dhddiysdhddiydhddiyssoyd96d96do6doyddoydlydlyxxlylyxlyxxlyxlyylxlyxlhxlhxlhxhlldýd85w8585wi5yeydufuf