The kolmogorov smirnov test may also be used to test whether two underlying one dimensional probability distributions differ in this case the kolmogorov smirnov statistic is. Test for distributional adequacy the kolmogorov smirnov test chakravart laha and roy 1967 is used to decide if a sample comes from a population with a specific distribution the graph below is a plot of the empirical distribution function with a normal cumulative distribution function for 100 . How to implement the kolmogorov smirnov test in excel to determine whether sample data is normally distributed. Kolmogorov smirnov test summary the kolmogorov smirnov test ks test tries to determine if two datasets differ significantly the ks test has the advantage of making no assumption about the distribution of data. Kolmogorov smirnov test the kolmogorov smirnov test ks test is a bit more complex and allows you to detect patterns you cant detect with a students t test
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