A random sample of 40 high school seniors showed that 20% had submitted applications to university. (a) Calculate a stan

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answerhappygod
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A random sample of 40 high school seniors showed that 20% had submitted applications to university. (a) Calculate a stan

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A random sample of 40 high school seniors showed that 20% had
submitted applications to university.
(a) Calculate a standard error for this estimate.
(b) Calculate a 95% confidence interval for the proportion of
all seniors who submitted applications to university.
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