Some friends decided to equally split the cost of the apples to make applesauce. the expression 18b/5 represents how much money each person had to pay in dollars for b bushels of apples. what does the 18 represent? the amount each person paid for the apples the total cost of the apples the cost per bushel of apples the total number of bushels

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.