decide the number you will put in the frequency distribution, k
interval width = Range/k.
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Frequency distribution steps Construction of a Frequency Distribution.
Sort (in ascending order)
Calculate the range (Range = Maximum value − Minimum value)
Intervals creation (decide the number you will put in the frequency distribution, k.)
Width determination ( interval width = Range/k.)
Add the interval width to the minimum value (stop after reaching an interval that includes the maximum value)
Count (the number of observations in each i
last interval [days]
repetition number in this series
scheduled repetition interval
last repetition or drill
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