3.Gold's Gym collected a random sample of 10 customers and monitored the number of times each customer used the workout facility in a one-month period. The following data was collected: 10 19 17 19 : 20 20 15 16 13 a) Using the simplest excel technology, find the mean, median, mode, and standard deviation. b) Which of the above do you think would be the best measure of central tendency for this data? Why? c) Calculate the range, variance and the standard deviation. d) Calculate the 48 th percentile & the 3rd quartile of this data. Interpret