Sagot :
Answer:
The class whose cumulative frequency is greater than the value N2 is called the median class.
Step-by-step explanation:
Source: Go0glE
*Not mine*
The median frequency represents the midpoint of the power distribution in the CSA and is the frequency below and above which lies 50% of the total power in the EEG.The class whose cumulative frequency is greater than and near to N/2 is called the median class of grouped data.