A Sample of Size N = 16 Is Drawn from a Normal

question 40

Multiple Choice

A sample of size n = 16 is drawn from a normal population. Find the critical value $t _ { \alpha / 2 }$ needed to construct a 90% confidence interval.

• A) 1.645
• B) 1.341
• C) 1.746
• D) 1.753

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