Next line contains Frequency values with sepearated. The Mode is what happens most of the time or on most occassions. But we can estimate the Mode using the following formula.
Mode lies in between this class.
Next line contains Y values with sepearated. L is the lower class boundary of the group containing the median. In a factory seven labors are receiving the daily wages of 500 600 600 800 800 800 and 1000 find the modal wage. If by grouped data you mean data that can be divided into a number of groups where all data elements of a given group have the same value the mode is the value of the largest group and the arithmetic mean is the sum of all values of the data elements divided by the number of elements.