1. The following data represent the age (in years) of a sample of 16 children in an emergency room: 5, 8, 12, 10, 16, 7, 7, 13, 15, 14, 9, 10, 9, 4, 9, 13 a. Specify the type of the variable (discrete or continuous) and the measurement scale. (1 mark) b. What is the mode of age for this sample? (1 mark) C. Calculate the mean and median of this sample. (1 mark) d. Calculate the standard deviation and IQR for this variable. (2 marks)