Question

Homework: 6-2 MyStatLab: Module Six Problem Set Score: 0 of 5 pts 5 of 14 (4 complete) 4.1.40-T Lyme disease is an inflammatory disease that results in a skin rash and flulike symptoms. It is transmitted through the bite of an infected deer tick. The following data represent the number of reported cases of Lyme disease and the number of drowning deaths for a rural county. Complete Click the icon to view the table of Lyme disease and drowning deaths. Click the icon to view the critical values table. Data Table (a) Draw a scatter diagram of the data. Choose the correct graph below. OA. Critical Values for Correlation coefficier A Drownings A Drownings A Lyme Disease 207 201 3 0.997 4 0.950 o- 5 0.878 0 30 6 0.811 Lyme Disease Lyme Disease Drownings 70.754 2007 30 8 0.707 (b) Determine the linear correlation coefficient between Lyme disease and drowning deaths. The linear correlation coefficient between Lyme disease and drowning deaths is r= (Round to three decimal places as needed.) 1 A Data table Cases of Lyme Disease Drowning Deaths | Month 9 0.666 10 0.632 11 0.602 120.576 130.553 14 0.532 15 0.514 160.497 170.482 18 0.468 19 0.456 20 0.444 21 0.433 22 0.423 23 0.413 24 0.404 25 0.396 26 0.388 27 0.381 28 0.374 29 0.367 30 0.361 Print Done Print Done Enter your answer in the answer box and then click Check Answer.

Answer 1

Drowing . cases of tyme disease .(X) deaths (x-x) 2 (4-932 (x-x) 14-7) 1. m- oosts barons- I odadobbmmas 14.662 33.062 22:562 7.562 3.062 68.082 232.562 39:062 0.562 3.062 121840 6.674 2.507 6.674 2.567 29-340 154:174 2.007 0.340 13:438 14.854 70521 76104 2.771 44.687 1890354 80854 0.438 1.021 7.lou 0.340 7.0562 6.674 33.062 12.840 20.604 464-950 236.917 317.750 - 43 Since Ex =81 , x=6075 EY = 43 , ř = 3.58 E 14-5)2 = 236.917 , <lX-8)2 = 464.25 Ź (x-)(-1) = 317.75 g= {(x-7)(y-7) = 317.75 Jzcx-7)(y-72 J1464.25)(236-917) 5 0.9581 ~ 0.958 The linear Corrleation Coefficient between lyne disease and drowing deaths is 8=0.958 @ opsion (b) scatter diagram.

Y Values X Values