Why Standard Deviation Is Important? Standard deviations are important here because the shape of a normal curve What is the purpose of the standard deviation? Standard deviation tells you how spread out the data is. It is a measure of how far each observed value is from the mean. In any distribution, about 95% of
Why Is Standard Deviation Important? Standard deviations are important here because the shape of a normal curve What is the significance of the standard deviation? Standard deviation is a number used to tell how measurements for a group are spread out from the average (mean or expected value). A low standard deviation means that most
How Do You Get The Mean Absolute Deviation? Take each number in the data set, subtract the mean, and take the absolute value. Then take the sum of the absolute values. Now compute the mean absolute deviation by dividing the sum above by the total number of values in the data set. The mean absolute