Math statistic what is the two critical values for a two-tailed test with 70% confidence?

Math statistic

what is the two critical values for a two-tailed test with 70% confidence? Please show all your steps to solve this problem.

Step 1:Subtract the confidence level from 100% to find the α level: 100% – 70% = 30%.Step 2:Convert Step 1 to a decimal: 30% = 0.30.Step 3:Divide Step 2 by 2 (this is called “α/2”)....