4 Find a 99 confidence interval for the true proportion of cars that have V shaped engines Draw the flowchart of clouds in interval estimation Interpret the result Yes 1 , No 0 Car V shaped Mazda RX4 0 Mazda RX4 Wag 0 Datsun 710 1 Hornet 4 Drive 1 Hornet Sportabout 0 Chrysler Valiant 1 Duster 360 0 Merc 240D 1 Merc 230 1 Merc 280 1 Merc 280C 1 Merc 450SE 0 Merc 450SL 0 Merc 450SLC 0 Cadillac Fleetwood 0 Lincoln Continental 0 Chrysler Imperial 0 Fiat 128 1 Honda Civic 1 Toyota Corolla 1 Toyota Corona 1 Dodge Challenger 0 AMC Javelin 0 Camaro Z28 0 Pontiac Firebird 0 Fiat X1 9 1 Porsche 914 2 0 Lotus Europa 1 Ford Pantera L 0 Ferrari Dino 0 Maserati Bora 0 Volvo 142E 1

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Question: 4. Find a 99% confidence interval for the true proportion of cars that have V-shaped engines. Draw the flowchart of clouds in interval estimation. Interpret

4. Find a 99% confidence interval for the true proportion of cars that have V-shaped engines. Draw the flowchart of clouds in interval estimation. Interpret the result.

Yes=1 , No=0

Car	V-shaped
Mazda RX4	0
Mazda RX4 Wag	0
Datsun 710	1
Hornet 4 Drive	1
Hornet Sportabout	0
Chrysler Valiant	1
Duster 360	0
Merc 240D	1
Merc 230	1
Merc 280	1
Merc 280C	1
Merc 450SE	0
Merc 450SL	0
Merc 450SLC	0
Cadillac Fleetwood	0
Lincoln Continental	0
Chrysler Imperial	0
Fiat 128	1
Honda Civic	1
Toyota Corolla	1
Toyota Corona	1
Dodge Challenger	0
AMC Javelin	0
Camaro Z28	0
Pontiac Firebird	0
Fiat X1-9	1
Porsche 914-2	0
Lotus Europa	1
Ford Pantera L	0
Ferrari Dino	0
Maserati Bora	0
Volvo 142E	1

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