Calculate the 95% Confidence Interval for a Sample with a Mean

question 90

Multiple Choice

Calculate the 95% confidence interval for a sample with a mean = 249.60 and a population standard error of the mean = 9.13.

• A) 95% CI = 249.60 ± 17.89
• B) 95% CI = 249.60 ± 15.06
• C) 95% CI = 249.60 ± 23.56
• D) 95% CI = 249.60 ± 11.09

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Definitions:

Dutch Merchants

Traders from the Netherlands who were particularly influential during the 16th to 18th centuries, known for their global trading networks including the East Indies trade.

British Taxes

Refers to taxes imposed by the British government on the American colonies, leading to tensions and contributing to the American Revolution.

Population Growth

The increase in the number of individuals in a population, often measured by birth rate, mortality rate, and net migration.

Epidemic Diseases

Diseases that spread rapidly among a population, affecting a large number of individuals at the same time within a particular community or region.