(a) Find a 95% confidence interval for p1 - P2. (Use 3 decimal places.)

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A random sample of 366 married couples found that 292 had two or more personality preferences in common. In another
random sample of 560 married couples, it was found that only 20 had no preferences in common. Let p1 be the population
proportion of all married couples who have two or more personality preferences in common. Let p2 be the population
proportion of all married couples who have no personality preferences in common.
(a) Find a 95% confidence interval for p1 - P2: (Use 3 decimal places.)
lower limit
upper limit
Transcribed Image Text:A random sample of 366 married couples found that 292 had two or more personality preferences in common. In another random sample of 560 married couples, it was found that only 20 had no preferences in common. Let p1 be the population proportion of all married couples who have two or more personality preferences in common. Let p2 be the population proportion of all married couples who have no personality preferences in common. (a) Find a 95% confidence interval for p1 - P2: (Use 3 decimal places.) lower limit upper limit
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