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Answer the following questions Show all work 1. Find the mean, median, mode, range and Standard deviation of the following sets:- a) 2. 3. 4. 5. 6. 7. 8, 8.9 Mean_Median b) 3.5.2.9.1.8.2 Range Standard deviaton Range Mean_Median Mode c) 6 5, 4.7.10 2.9.1.8.8. 120.7.5 Standard Deviation Median Mode Range Standard Deviation I a 215. 130, 122, 129, 130, 133, 136 Median Mode Range Standard Deviation 2. The exchange route for sterling against the US dollar for 15 days in January 2003 is given in the following table. Calculate the mean, median and mode of this data. 1.5977 1.6028 1.6108 1.6057 1.5995 1.6064 1.6080 1.6054 1.6098 1.6049 1.6064 1.6179 1.6082 1.6095 Mean Mode Range Standard deviation