1.4 Consider the following stem-and-leaf plot (note: the largest number in the dataset is 122). stem | leaves 8 | 2299 9 | 12477 10 | 11 | 12 | 2 (a) Does the dataset contain any outliers? If so, which data point(s) is an outlier? (b) Determine the 5-number summary. (c) Compute the range and interquartile range (IQR). (d) Construct a boxplot for this dataset. (e) For this dataset, should centrality be described using the sample mean * x or sample median Q2? Why? (f) Is this dataset skewed to the left, skewed to the right, or symmetric