how is hardness determined in statistics is data hardness a problem in statistical learning what are some statistical learning difficulties why is data hardness important what is the hardness of data which of the following is a statistically difficult problem? the hardness of data is easier to learn how hard is data to learn which is easier to learn data or to learn data what is the hardness of data to learn? what is hardness of data why is the hardness of the data harder to learn define hardness of data what is the hardness of the data what is the hardness of a linear data set the hardness of data is an example of which is an easier learning problem to solve than a data that is less or less separable? which is harder to learn theorem or math concept what is the hardest data to learn what is the definition of hardness of statistics