USE PYTHONG LANGUAGE

Create a function that calculates the empirical cumulative data function of an array. Use the function to calculate the ECDFs of the three species of Iris $($you will need the following datasets: setosa$\_$sepal$\_$length.csv$,$ versicolor$\_$sepal$\_$length.csv$,$ and

virginica$\_$sepal$\_$length.csv$).$ Plot the ECDFs on a single axis.