Which statements are true about mean absolute deviation? Select all that apply.
1.The mean absolute deviation is impacted by outliers.
2.The mean absolute deviation is a measure of center of the data.
3.The mean absolute deviation is a measure of variation, or spread, of the data.
4.The lower the mean absolute deviation is, the more spread out the data points are from the mean.
5.The higher the mean absolute deviation is, the more spread out the data points are from the mean.