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

question 61

Multiple Choice

Calculate the 95% confidence interval for a sample with a mean = 12.67 and a population standard error of the mean = .98.

• A) 95% CI = 12.67 ± 1.61
• B) 95% CI = 12.67 ± 1.92
• C) 95% CI = 12.67 ± 2.28
• D) 95% CI = 12.67 ± 2.52

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The various components that influence and define a market, such as supply and demand, competition, and customer needs.

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