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For a Sample of 25 Observations Taken from a Normally

Question 67

Multiple Choice

For a sample of 25 observations taken from a normally distributed population with standard deviation of 6, a 95% confidence interval estimate for the population mean would require the use of:


A) t = 2.064.
B) t = 1.711.
C) X2 = 39.3641.
D) z = 1.96.

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