B. Find the critical value in the t-distribution table, df = n - 1. Write your answer before the number. (10 points) 1. n = 13 at 99% confidence level a. 2.052 2. n = 28 at 95% confidence level b. 3.012 3. n = 30 at 90% confidence level C. 1.699 4. df = 50 at 99% confidence level d. 1.711 5. df = 24 at 90% confidence level e. 2.678 f. 3.055