If a sample has 15 observations and a 95% confidence estimate for μ is needed,the appropriate value of t is 1.753.

Name: If a sample has 15 observations and a 95% confidence estimate for μ is needed,the appropriate value of t is 1.753.
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Quizplus · Accepted Answer

For a sample of 15 observations (n=15), the degrees of freedom (df) would be n-1, which is 14. The appropriate t-value for a 95% confidence interval with 14 degrees of freedom is closer to 2.145, not 1.753.

If a Sample Has 15 Observations and a 95% Confidence