Serum zinc levels for 462 males between 15 and 17 are saved under the variable name
tutor4helpyou (Not rated)
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Serum zinc levels for 462 males between 15 and 17 are saved under the variable name zinc in the data set. The units of measurement for serum zinc level are micrograms per deciliter.
a.Find a two-sided 95% confidence interval for the mean, the true mean serum zinc level for this population of males.
b. Interpret this confidence interval.
c. Calculate a 90% confidence interval for the mean.
d. How does the 90% confidence interval compare to the 95% interval?
11 years ago
Serum zinc levels for 462 males between 15 and 17 are saved under the variable name
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solution.docx- zinc.xlsx
