An automotive manufacturer wants to know the proportion of n
An automotive manufacturer wants to know the proportion of new car buyers who prefer foreign cars over Domestic. Step 2 of 2: Suppose a sample of 675 new car buyers is drawn. Of those sampled, 270 preferred foreign over domestic cars. Using the data construct the 90%, confidence interval for the population proportion of new car buyers who prefer foreign cars over domestic cars. Round your answers to three decimal places.
Solution
