Devin is having trouble with his assignment. His shown work as follows: -3 5 5 3= -3 5 x 5 3= - 15 15 = -1 however ,this answer does not match the answer that his teacher gives him. What is Devin mistake? Find the correct answer and show your work.

Estimate the distance between orlando and jacksonville

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.

Which of the following graphs could represent a cubic function?