Respuesta :
Cumulative frequency of students who scored on Saturday 2) 26
Now the cumulative frequency of students who scored half is calculated as:
= P(X <= 50) = 9 + 8 + 5 + 4 = 26
Cumulative frequency analysis Analysis of the frequency of occurrence of phenomenon values below the reference value. This phenomenon can be time or location-dependent. Cumulative frequency is also called non-exceeding frequency.
Cumulative frequencies are calculated by adding each frequency in the frequency distribution table to the sum of the previous frequencies. The final value is always equal to the sum of all observations since all frequencies have already been added to the previous sum.
Cumulative frequency is defined as the sum of frequencies distributed over different class intervals. This means that data and totals are displayed in the form of a table in which frequencies are distributed according to class intervals.
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