Critical value for a two-sided confidence interval


Determine the t critical value for a two-sided confidence interval in each of the following situations. (Round your answers to three decimal places.)

(a) Confidence level = 95%, df = 10

(b) Confidence level = 95%, df = 20

(c) Confidence level = 99%, df = 20

(d) Confidence level = 99%, n = 5

(e) Confidence level = 98%, df = 22

(f) Confidence level = 99%, n = 34

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Basic Statistics: Critical value for a two-sided confidence interval
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