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 0.02 with 24 degrees of freedom. 2.172 (Round to three decimal places as needed.) (b) Find the t-value such that the area in the right tail is 0.05 with 20 degrees of freedom. 1.725 (Round to three decimal places as needed.) (c) Find the t-value such that the area left of the t-value is 0.005 with 14 degrees of freedom. [Hint: Use symmetry.] - 2.977 (Round to three decimal places as needed.) (d) Find the critical t-value that corresponds to 70% confidence. Assume 23 degrees of freedom. 1.060 (Round to three decimal places as needed.)

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