What is mode,median and mean?
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The mean (average) of a data set is found by adding all numbers in the data set and then dividing by the number of values in the set. The median is the middle value when a data set is ordered from least to greatest. The mode is the number that occurs most often in a data set.
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Answer:
Mean:-
- Mean is Average of given data.
- The mean of observations is the sum of the values of all the observations divided by the total number observations.
Mean of Ungrouped data:-
Mean of grouped data:-
Mode:-
- The value which occurs most frequently in a grouped data is called mode
Mode of ungrouped data:-
- Most repeated term in given observations
Mode of grouped data:-
Median:-
- If the values x1 in the raw data are arranged in ascending or descending order, then the middle most term in observations are called median
Median of ungrouped data:-
- Middle most term in given observations when they are arranged in a order.
Median of grouped data:-
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