Final answer:
Cumulative relative frequency is the accumulation of the previous relative frequencies. To find the cumulative relative frequencies, add all the previous relative frequencies to the relative frequency for the current row.
Step-by-step explanation:
Cumulative relative frequency is the accumulation of the previous relative frequencies. To find the cumulative relative frequencies, add all the previous relative frequencies to the relative frequency for the current row. When organizing data, it is important to know how many times a value appears. Frequency, relative frequency, and cumulative relative frequency are measures that answer questions like these.