9, 11, 10, 12, 11, 9, 8, 13, 9, 6, 13, 7 use this data to compute The mean,

9, 11, 10, 12, 11, 9, 8, 13, 9, 6, 13, 7 use this data to compute The mean, the median, the mode, the range, the variance, the standard deviation, the 90th percentile, the sum of the values of (X), and the sum of the squared deviations of each value of (X) from the mean. In addition, please explain what information is provided by the sample mean and the sample standard deviation