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Student A creates a 95% confidence interval for mean years of education using a random sample of 200 U.S residents with years of education being
Student A creates a 95% confidence interval for mean years of education using a random sample of 200 U.S residents with years of education being normally distributed. Student B creates a 95% confidence interval for mean years of education using a random sample of 4000 U.S. residents.Which confidence interval is likely to be smaller?Explain why.
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