Following are data on price, curb weight, horsepower, time to go from 0 to 60 miles per hour, and the speed at ¹⁄4 mile for 16 sports and GT cars. Curb Speed at Price Weight Horse- 0 to 60 ¹⁄4 mile Car ($1000s) (lb.) power (seconds) (mph) Acura Integra Type R 25.035 2577 195 7 90.7 Acura NSX-T 93.758 3066 290 5 108 BMW Z3 2.8 40.9 2844 189 6.6 93.2 Chevrolet Camaro Z28 24.865 3439 305 5.4 103.2 Chevrolet Corvette Convertible 50.144 3246 345 5.2 102.1 Dodge Viper RT/10 69.742 3319 450 4.4 116.2 Ford Mustang GT 23.2 3227 225 6.8 91.7 Honda Prelude Type SH 26.382 3042 195 7.7 89.7 Mercedes-Benz CLK320 44.988 3240 215 7.2 93 Mercedes-Benz SLK230 42.762 3025 185 6.6 92.3 Mitsubishi 3000GT VR-4 47.518 3737 320 5.7 99 Nissan 240SX SE 25.066 2862 155 9.1 84.6 Pontiac Firebird Trans Am 27.77 3455 305 5.4 103.2 Porsche Boxster 45.56 2822 201 6.1 93.2 Toyota Supra Turbo 40.989 3505 320 5.3 105 Volvo C70 41.12 3285 236 6.3 97 a. Develop an estimated regression equation with price, curb weight, horsepower, and time to go from 0 to 60 mph as four independent variables to predict the speed at ¹⁄4 mile.b. Use theFtest to determine the significance of the regression results. At a .05 level of significance, what is your conclusion?c. Use thettest to determine the significance of each independent variable. At a .05 level of significance, what is your conclusion?d. Delete any independent variable that is not significant and provide your recommended estimated regression equation.

Following are data on price, curb weight, horsepower, time to go from 0 to 60 miles per hour, and the speed at ¹⁄4 mile for 16 sports and GT cars. Curb Speed at Price Weight Horse- 0 to 60 ¹⁄4 mile...

Following are data on price, curb weight, horsepower, time to go from 0 to 60 miles per hour, and the speed at ¹⁄4 mile for 16 sports and GT cars.

		Curb			Speed at
	Price	Weight	Horse-	0 to 60	¹⁄4 mile
Car	($1000s)	(lb.)	power	(seconds)	(mph)
Acura Integra Type R	25.035	2577	195	7	90.7
Acura NSX-T	93.758	3066	290	5	108
BMW Z3 2.8	40.9	2844	189	6.6	93.2
Chevrolet Camaro Z28	24.865	3439	305	5.4	103.2
Chevrolet Corvette Convertible	50.144	3246	345	5.2	102.1
Dodge Viper RT/10	69.742	3319	450	4.4	116.2
Ford Mustang GT	23.2	3227	225	6.8	91.7
Honda Prelude Type SH	26.382	3042	195	7.7	89.7
Mercedes-Benz CLK320	44.988	3240	215	7.2	93
Mercedes-Benz SLK230	42.762	3025	185	6.6	92.3
Mitsubishi 3000GT VR-4	47.518	3737	320	5.7	99
Nissan 240SX SE	25.066	2862	155	9.1	84.6
Pontiac Firebird Trans Am	27.77	3455	305	5.4	103.2
Porsche Boxster	45.56	2822	201	6.1	93.2
Toyota Supra Turbo	40.989	3505	320	5.3	105
Volvo C70	41.12	3285	236	6.3	97

a. Develop an estimated regression equation with price, curb weight, horsepower, and time to go from 0 to 60 mph as four independent variables to predict the speed at ¹⁄4 mile.

b. Use theFtest to determine the significance of the regression results. At a .05 level of significance, what is your conclusion?

c. Use thettest to determine the significance of each independent variable. At a .05 level of significance, what is your conclusion?

d. Delete any independent variable that is not significant and provide your recommended estimated regression equation.

May 25, 2022

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Following are data on price, curb weight, horsepower, time to go from 0 to 60 miles per hour, and the speed at ¹⁄4 mile for 16 sports and GT cars. Curb Speed at Price Weight Horse- 0 to 60 ¹⁄4 mile...

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