Question 3.378

3. Explain how we can use a boxplot to recognize the following:

  1. Symmetric distribution (p. 176)
  2. Right-skewed distribution (p. 175)
  3. Left-skewed distribution (p. 176)

3.5.3

(a) The median will be about the same distance from Q1 and Q3, and the upper and lower whiskers will be about the same length. (b) The median is closer to Q1 than to Q3, and the upper whisker is much longer than the lower whisker. (c) The median is closer to Q3 than to Q1, and the lower whisker is much longer than the upper whisker.