The Minimum Sample Size N Required to Estimate a Population

question 14

Multiple Choice

The minimum sample size n required to estimate a population mean with 95% confidence and the desired margin of error 1.5 was found to be 198.Which of the following is the approximate value of the assumed estimate of the population standard deviation?

• A) 10.7688
• B) 12.8309
• C) 115.9671
• D) 164.6326

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Single-celled microorganisms that can be found in almost every environment on Earth, playing important roles in various biological processes.

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