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Use the Student's t distribution to find t c for a 0.95 confidence level when the sample is 25. (Round your answer to three decimal places. Use the...
1.Use the Student's t distribution to find tc for a 0.95 confidence level when the sample is 25. (Round your answer to three decimal places.)
2. Use the Student's t distribution to find tc for a 0.99 confidence level when the sample is 16. (Round your answer to three decimal places.)