Intervalo de confianza para varianza drivers#
the mileages obtained by most drivers will be within plus or minus 15 percent of the estimates." The mileage estimate given for one model is $23 \mathrm ?$ (Note: $s=1.071. Gas mileage estimates for cars and light-duty trucks are determined and published by the U.S. In each case, use either the critical-value approach or the P-value approach to perform the required hypothesis test. Preliminary data analyses and other information suggest that you can reasonably assume that the variables under consideration are normally distributed. Intervalo de confianza para varianzaĬonfidence Interval forthe proportion Intervalo de confianza para proporcionĩ months, 3 weeks ago sample survey is designed to estimate the proportion of sports utility vehicles being driven in the state of California random sample of 500 registrations are selected from Department of Motor Vehicles dataE base and 68 are classified as sports utility vehicles: Si deseamos estimar la proporcion de vehiculos de utilidad deportiva en Califomia zque tipo de intervalo de confianza debemos usar?Ĭonfidence Interval forthe averagewith large = sample Intervalo de confianza para promedio muestra grandeĬonfidence Interval for the average variance unknown Intervalo de confianza para promedio varianza desconocidaĬonfidence Interval for the variance. If we desire to estimate the proportion of sports utility vehicles in California what type of confidence interval must be use?
Una encuesta esta disetada Paa estimar la proporcion de vehiculos de utilidad deportivos que se conducen en el estado de California Una muestra aleatoria de 500 registraciones se selecciona de la base de datos del Departamento de Vehiculos Motorizados 68 son clasificados como vehiculos de utilidad deportiva SOLVED:sample survey is designed to estimate the proportion of sports utility vehicles being driven in the state of California random sample of 500 registrations are selected from Department of Motor Vehicles dataE base and 68 are classified as sports utility vehicles:
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