up to, 1  as far as or approaching (a certain part, degree, point, etc.): She went wading up to her knees. I am up to the eighth lesson. 2  in full realization or attainment of: He worked up to president of the company. 3  as many as; to the limit of: The car will seat up to five persons.
The standard deviation is a measure of how the data is clustered about the mean. For large sets of data, approximately 68.3% of the data lies within one standard deviation of the mean and approximately 95.4% of the data lies within two standard deviations of the mean.
Ann E. Watkins Cal State Northridge September 2014 22. The Standard Deviation. The standard deviation is a third measure of variability. Like the MAD, the standard deviation is based on the. deviations from the mean, but instead of taking the. absolute value of each deviation, each deviation is. squared.