12, 13, and 14 please

myopenmath.com Question 12 0/1 pt 9 10 99 0 Details You wish to test the following claim (H1) at a significance level of a = 0.01. Ho : p = 0.84 H1:p > 0.84 You obtain a sample of size n = 706 in which there are 610 successful observations. What is the critical value for this test? (Report answer accurate to two decimal places.) critical value = Submit Question Question 13 0/1 pt 9 10 99 0 Details You wish to test the following claim (H1) at a significance level of a = 0.025. Ho: ul = 71.8 H1: / 0.82 You obtain a sample of size n = 309 in which there are 264 successful observations. What is the critical value for this test? (Report answer accurate to two decimal places. ) critical value = Submit