Standard Deviation, also termed as SD is used to measure how the numbers in a data set are spread from the mean value. Find mean, variance and standard deviation of the given data with this calculator.
Standard Deviation Calculator is a free educational mobile app By .It helps students in grades HS practice the following standards HSS.ID.A.2.
1. HSS.ID.A.2 : Use statistics appropriate to the shape of the data distribution to compare center (median, mean) and spread (interquartile range, standard deviation) of two or more different data sets..