Mathematics, 27.05.2020 22:07, sunshine210421

A recent study asked a random sample of 250 college-aged adults about their plans for purchasing a new computer. Of the sample, 42% said they plan to purchase a Mac computer within the next year. A 90% confidence interval for the true proportion was found to be (36.9%, 47.1%). What is the margin of error?

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A recent study asked a random sample of 250 college-aged adults about their plans for purchasing a n...