A sample of weekly public transport expenditure ($) is listed below: 38 6 30 I55 31 3'l 8 34 16.5 24 SHOW YOUR WORKINGS, where
A sample of weekly public transport expenditure ($) is listed below: 38 6 30 \"I55 31 3'l 8 34 16.5 24 SHOW YOUR WORKINGS, where appropriate, to support your answers to each ofthe following. Include units in your answers. a) Give the value of the mode. b) Determine the median of the data set' c) Calculate the mean. d} Given your above calculations, would you describe this data set as left skewed, right skewed, or symmetric? Briefly explain your choice. Below are four scatterplots of dependent variable, Y, and independent variable, X. You are also given the FOUR descriptions below which correspond to the following graphs [but not necessarily in the same order), I I I I I I I I I I I I I I I I Parts a} and b} are not related. All are compulsory. a) Using 2 tables. find P[Z
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