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What is an 'ungrouped frequency table'?
A frequency distribution of numerical data where the raw data is not grouped.
Why you should use a grouped frequency distribution table instead of a regular table?
Because in case grouped frequency distribution table we are sending all i.e mixed frequencies at a time with diff bandwidth wheras in case of regular table we are sending each signal at a time.
What is the fx column in a frequency distribution table?
The fx column in a Frequency Distribution Table is the frequency (f) multiplied by the Class Centre or score (x). If the score is 22. And the freqency for that score is 7. fx = 22*7 = 154 You can use the total of the fx column to find the mean. The total fx divided by the total frequency = Mean.
What is the sum of proportions computed from a frequency distribution have to equal?
The sum of proportions computed from a frequency distribution must equal
What are modes of distribution?
The data values with the highest frequency, gives the peak of the distribution graph.
