Olivia Stout 5 of 6Items

Yolanda created a scatter plot of the relationship between the number of times she visited different friends each month, y, and the distance in miles each friend lives from her home, x. She calculated the equation of the trend line to be y=−3.5x+20. Use this information to predict the number of times in one month Yolanda would visit a friend who lives 4 miles from her home

Me write an equation for the interior angles of this triangle that uses the triangle sum theorem

12 point are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr?

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.