statistics and probability

8. [-/2.25 Points] DETAILS BBUNDERSTAT12 9.2.011.S. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Let x be the age in years of a licensed automobile driver. Let y be the percentage of all fatal accidents (for a given age) due to speeding. For example, the first data pair indicates that 38% of all fatal accidents of 17-year-olds are due to speeding. 36 26 20 12 10 97 37 LA USE SALT Complete parts (a) through (e), given Ex = 329, Zy = 118, Ex2 = 18,263, Zy2 = 2838, Exy = 4076, and r = -0.9535. (a) Draw a scatter diagram displaying the data. 35 30 25 due to speeding) y (percentage of all fatal accidents 20 15 10 20 30 40 50 60 70 O x (age (in years)) 35 30 25 due to speeding) y (percentage of all fatal accidents 20 15 10 5 20 30 40 50 60 70 O x (age (in years)) 80 70 60 due to speeding) 50 y (percentage of all fatal accidents 40 30 20 10 15 20 25 30 35 O x (age (in years)) 80 70 60 due to speeding) 50 y (percentage of all fatal accidents 40 30 20 5 10 15 20 25 30 35 O x (age (in years))