Question: Please answer Question 2 I need help 19:26 7 .all 4G AA learn.umuc.edu C Quiz 7 Est. Length: 2:00:00 Douglas Cobb: Attempt 1 Question 2

Please answer Question 2 I need help

19:26 7 .all 4G AA learn.umuc.edu C Quiz 7 Est. Length: 2:00:00 Douglas Cobb: Attempt 1 Question 2 (7 points) What is the critical value of t for a 90% confidence interval with df = 14? (Assume a 2- tailed test) 1.345030 1.761310 2.62449 2.14479 View hint for Question 2 Question 3 (7 points) What is the critical value for a 95% confidence interval based on a sample size of 20? (Population standard deviation is unknown). (Assume a 2-tailed test)

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