Lecture 41: Python DataFrame() | DataFrame Functions || by Ashish Asthana

#Data Aggregation #max#min#count#sum#mode#median
Aggregation is the proxess of turning the values of a dataset into one single value. The most common methods to perform aggregation are max, min, sum, count.
max() : function is used to find the maximum value from a dataframe or series
min(): function is used to finding the minimum value
sum(): function is used to add all of the values in a particular column
count() function is used to get the number of values present in the column.
mode(): function is used to calculate the mode or most repeated value of a given set of numbers. Default axis is 0, which signifies ‘index’ value to get mode of each column. Axis 1 get mode of each row
mean(): function calculate the arithmetic mean(average)
median(): function calculate median or middle value
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