Question 1.73

1.73 Outlier for alcohol content of beer. Refer to the previous exercise.

BEER

  1. (a) Calculate the mean with and without the outlier. Do the same for the median. Explain how these values change when the outliers is excluded.

  2. (b) Calculate the standard deviation with and without the outlier. Do the same for the quartiles. Explain how these values change when the outlier is excluded.

  3. (c) Write a short paragraph summarizing what you have learned in this exercise.