3. The amount of calories burned in 20min exercise by a random selected University of the Bahamas student is given by: 67 61 66 64 73 65 65 65 65 72 70 74 64 71 71 62 65 56 1. (4 marks) Find mean, mode, quartile one, quartile 2, quartile 3, standard deviation 2. (4 marks) Represent the sptemplot of the data 3. ( 2 marks) By the help of SPSS, graph the histogram along with it's normal curve associated (screenshot your graphs and submitted) [10] 4. The graph of the normal density function f() = - ((- ) is given by: 1exp( 20 Inflection points A 1. ( 2 marks) By using the graph, find u and g 2. ( 8 marks ) Find the proportion of the observations falling in the interval (4, 6)