3 - How to Find a Critical T Value LEARNING OBJECTIVE: Calculate a critical t-value for a given significance level and confidence interval. Ashley collected 25 responses to a survey and used a two-tailed test to establish a significance level of 0.02 and calculate a 98% confidence interval. Using the t-table (located in the tutorial), what is the critical t-value used for calculating a 98% confidence interval with 24 degrees of freedom? Answer choices are rounded to the thousandths place. O a.) 1.699 O b.) 2.045 O c.) 1.311 O d.) 2.492