What is an inherent zero? describe three examples of data sets that have inherent zeros and three that do not. choose the correct answer below. a. an inherent zero is a value that the variable can take. b. an inherent zero is a zero that occurs in the data set naturally. c. an inherent zero is a zero that implies none. your answer is correct. select three examples of data sets that have inherent zeros below.

3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.