Question
please help with (D)...
Ex. Score: 0 of 5 pts HW Score: 47.69% (31 of 65 pts) 7 of 14 Determine the t-value in each of the cases. Click the icon to view the table of areas under the t-distribution (a) Find the t-value such that the area in the right tail is 0.20 with 13 degrees of freedom. 870 (Round to three decimal places as needed.) (b) Find the t-value such that the area in the right tail is 0.10 with 9 degrees of freedom. 1.383 (Round to three decimal places as needed.) (c) Find the t-value such that the area left of the t-value is 0.25 with 29 degrees of freedom. (Hint: Use symmetry.J 683 (Round to three decimal places as needed.) (d) Find the critical t-value that corresponds to 70% confidence. Assume 6 degrees of freedom. -1.133 (Round to three decimal places as needed.) Enter your answer in the answer box, then click Check Answer Clear All Final Check All parts showing StatCrunch f… Microsoft Ly
Explanation / Answer
d. Find the critical t-value that corresponds to 70% confidence. Assume 6 df can be calculated using http://uregina.ca/~gingrich/tt.pdf table value is 1.134