SHARKTISTICS Name. Or Score: Read directions carefully. Show as much work as possible to receive full credit. Below are the lengths in feet of 44 great white sharks. 94 12.1 12.2 12.3 12.4 12.6 13.2 13.2 13.2 13.2 13.5 13.6 13.6 13.8 14.3 14.6 14.7 14.9 15.2 15.3 15.7 15.7 15.8 15.8 16.1 16.2 16.2 16.4 16.4 16.6 16.7 16.8 16.8 17.6 17.8 17.8 18.2 18.3 18.6 18.7 18.7 19.1 19.7 22.8 1. On graph paper, make a histogram of the data using intervals of width 2 starting at 9.0. Describe the shape of the distribution. it is roughly symmetric 2. Use your calculator to find the mean and standard deviation of the distribution and label the normal density curve. 1= 15.59 0 = 2.52 803 10.55 13 17 15.59 16 . 11 20.63 23.16 3. Calculate the percent of values within... a. 1 standard deviation of the mean b. 2 standard deviations of the mean U 2 ..954 68 10 yu 950%% c. 3 standard deviations of the mean 14 100 /6SHARKTISTICS Name: Score: Read directions carefully. Show as much work as possible to receive full credit. Below are the lengths in feet of 44 great white sharks. 9:4 12.1 12.2 12.3 12.4 12.6 13.2 13.2 13.2 13.2 136 13.5 13.6 13.8 14.3 14.6 14.7 14.9 15.2 15.3 15-7 15.7 15.8 15.8 16.1 16.2 16.2 16.4 16.4 16.6 16.7 16.8 16.8 17.6 17.8 17.8 18.2 18.3 18.6 18.7 18.7 19.1 19.7 22.8 8 What proportion of sharks are shorter than 14 feet? What proportion of sharks are longer than 17 feet? 10 What proportion of sharks is between 12 and 16 feet