Use Table V in Appendix A to determine the t-percentile that is required to construct each of the following two-sided confidence intervals. Round the answers to 3 decimal places. (a) Confidence level = 95%, degrees of freedom-10 (b) Confidence level = 95%, degrees of freedom = 12 (c) Confidence level = 99%, degrees of freedom - 13 (d) Confidence level - 99.9%, degrees of freedom - 15 (a) i (b) i (c) i (d) i 4 Statistical Tables and Charts

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