Question 13, 9.2.? I Homework: Ch9 HW One Sample Confidence Intervals Fan 3 0H Determine the t-value in each of the cases. a Click the icon to View the table of areas under the tdistl'ibution. (a) Find the t-value such that the area in the right tail is 0.025 with 9 degrees Of freedom. 2.262 (Round to three decimal places as needed.) (b) Find the tValue such that the area in the right tail is 0.20 with 11 degrees of freedom. 0.876 (Round to three decimal places as needed.) (1:) Find the tvalue such that the area Ielt of the tvalue is 0.25 with 1? degrees or freedom. [Hintz Use symmetry] (Round to three decimal places as needed.)