Luz drives at an average speed of 60 miles per hour She has driven for 2 hours and has traveled a distance of 120 miles
This situation can be represented with a linear equation written in pointslope form,
where x represents the number of hours and y represents the number of miles
Use this information to complete each statement about the linear equation
The slope of the linear equation is
One point on the graph of a linear equation will be
This linear equation can be written as

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.