an advantage of the standard deviation is that it increases as the dispersion of the data increases. e. the interquartile range is preferred when the data are not skewed or no have outliers. an advantage of the standard deviation is that it uses all the observations in its computation.
Julie begins counting backwards from 1000 by 2’s and at the same time tony begins counting forward from 100 by 3’s. if they count at the same rate, what number will they say at the same time?