Lisa works as a waitress. The data set below shows Lisa's daily gratuity income, in dollars, over 15 days of work. 90, 80, 85, 115, 55, 60, 97, 73, 70, 110, 112, 58, 92, 78, 100 Using a box plot, determine which of the following are true regarding the data set above. The data is skewed left. The data is skewed right. The data is symmetric. The IQR is 30. A. III only B. II and IV C. I and IV D. III and IV
