Question

write two guidelines for forming class interval?​

Answer 1

Answer:

Creating class intervals, which is the range of each group of data, helps organize data so we can more easily analyze it; they're often commonly used numbers, such as 2, 3, 5, 10, and 20. To create class intervals, divide the difference of the greatest and least data by the number of classes you want to have.

Step-by-step explanation:

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Answer 2

Answer:

Creating class intervals, which is the range of each group of data, helps organize data so we can more easily analyze it; they're often commonly used numbers, such as 2, 3, 5, 10, and 20. To create class intervals, divide the difference of the greatest and least data by the number of classes you want to have.