Question: Find the value of tn1,????2 needed to construct a twosided confidence interval of the given level with the given sample size: a. Level 90%, sample

Find the value of tn−1,????∕2 needed to construct a twosided confidence interval of the given level with the given sample size:

a. Level 90%, sample size 9.

b. Level 95%, sample size 5.

c. Level 99%, sample size 29.

d. Level 95%, sample size 2.

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