Extracted text: Q2. The following stem-and-leaf plot records the diastolic blood pressure of a sample of 30 men. 9|3, 5, 8 8 6, 7, 8, 9, 9, 9 70, 1, 2, 2, 4, 5, 5, 6, 7, 8 6 0, 1, 2, 2, 3, 4, 5, 5 5|4, 6, 8 (a)Compute the sample mean x. (b) Compute the sample median.(c) Compute the sample mode.(d) Compute the sample standard deviation s.(e) Do the data appear to be approximately normal?(f) What proportion of the data values lies between x + 2s and x - 25?(g) Compare the answer in part (f) to the one prescribed by the empirical rule