Question

1. Economists are studying the living conditions in some rural areas subject to hurricanes Based on official records of hurricanes, the surveyed households are assigned to one of five vulnerability classes, where "1" corresponds to the lowest risk and "5" corresponds to the highest risk. The data for n -27 households are given in the following table Income class Absolute frequency 6 8 AB 1 Relative frequency 0.222 C 0.333 D 0.037 12345 (a) What type of variable is this? Be precise as to whether it is qualitatve or quantita- tive and justify which sub-type among categorical, ordinal, discrete and continuous is the most appropriate. (b) Compute the values of A, B, C and D. (c) What is the median class? (d) What is the modal class?

Answer 1