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Which of the following statements about outliers is/are accurate? (1) The median is more affected by the presence of outliers and skewed data distributions relative to other measures of central tendency such as the mean, (2) Standard deviation is more affected by the presence of outliers and skewed data distributions relative to other measures of variability such as the interquartile range. (3) If removal of one or more extreme values from a data frame noticeably changes the implications of your analysis, it is a good idea to document your results with the outlier(s) included as well as without the outlier(s) included