Cigarette smoking and cancer have been linked. Assume the number of bladder cancer deaths (in deaths/100 thousand) and cigarette sales (in cigarettes/person) for 40 randomly selected countries are in the table below.X, cigarette sales (in cigarettes/person)Y, the number of bladder cancer deaths (in deaths/100 thousand)21.162.916.083.0625.823.5224.965.2720.082.9427.564.0422.063.7226.184.0928.924.7921.174.0420.943.6440.465.621.842.91143.3118.063.2522.573.2122.864.7818.22.930.343.4628.64.4628.645.9829.145.318.242.9923.784.8921.584.6542.46.5423.323.7223.442.8633.64.7821.255.1423.753.9527.914.7528.274.4626.384.4723.442.9325.894.6326.924.6931.15.1120.13.0819.962.89 Does it make sense to interpret the Y-intercept on this problem?Why or why not? Select an answerf) Should you use the regression equation to predict the the number of bladder cancer deaths of arandomly selected country that has a cigarette sales of 34 cigarettes/person?Select an answerShould you use the regression equation to predict the the number of bladder cancer deaths of arandomly selected country that has a cigarette sales of 57 cigarettes/person?Select an answerLooking at your answers above, predict the the number of bladder cancer deaths for the one above thatit made sense to do so.Make sure you use the stored equation and not the rounded equation from part c.Round final answer to 4 decimal places.• The predicted the number of bladder cancer deaths for a randomly selected country that has acigarette sales ofcigarettes/person isg) Compute the residual for the following ordered pair in the data: (23.78, 4.89).Make sure you use the stored equation and not the rounded equation from part c.Round final answer to 4 decimal places.The residual for the country with a cigarette sales of 23.78 cigarettes/person isInterpret what this value means in the context of this problem.• The actual the number of bladder cancer deaths of a randomly selected country with a cigarettesales of 23.78 cigarettes/person isSelect an answer ✓ whatwas predicted. c) Find the equation of the best-fitting line (the least squares regression equation).Round values to 4 decimal places.Include the restricted domain.equation: YX = 1.8913 x 0.2309 x*Xrestricted domain:d) Interpret the slope from part c in the context of this problem. (Pay attention to the units)• Every time we increase the mean cigarette salesincreasecigarettes/person <= x <= 42.4 ✓o cigarettes/person. When Select an answerSelect an answerby 1we can expect the mean the number of bladder cancer deaths ✓X toObye) Interpret the Y-intercept from part c in the context of this problem. Include units.on average.isto be 0.2309 x averagewe expectX

Let X denote the cigarette sales measured in cigarettes/person.Let Y denote the number of bladder…

Answered: Cigarette smoking and cancer have been…

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

X, cigarette sales (in cigarettes/person)	Y, the number of bladder cancer deaths (in deaths/100 thousand)
21.16	2.9
16.08	3.06
25.82	3.52
24.96	5.27
20.08	2.94
27.56	4.04
22.06	3.72
26.18	4.09
28.92	4.79
21.17	4.04
20.94	3.64
40.46	5.6
21.84	2.91
14	3.31
18.06	3.25
22.57	3.21
22.86	4.78
18.2	2.9
30.34	3.46
28.6	4.46
28.64	5.98
29.14	5.3
18.24	2.99
23.78	4.89
21.58	4.65
42.4	6.54
23.32	3.72
23.44	2.86
33.6	4.78
21.25	5.14
23.75	3.95
27.91	4.75
28.27	4.46
26.38	4.47
23.44	2.93
25.89	4.63
26.92	4.69
31.1	5.11
20.1	3.08
19.96	2.89