Discuss the below:
Q1: Use the given claim to state a null and an alternative hypothesis. Identify which hypothesis represents the claim.
A. Claim: p < 0.205
B. Claim: p > 0.70
Q2: Test the claim about the population mean µ with a z-test using the given sample statistics and level of significance a.
A. Claim: µ ≠ 0: a = 0.05. Statistics x = -0.69, s = 2.62, n = 60
B. Claim: µ = 7450: a = 0.05. Statistics x = 7512, s = 243, n = 57
Q3: Find the critical value(s) for the t-test with the indicated sample size n and level of significance a.
A. Right-tailed test, n = 8, a = 0.01
B. Two-tailed test, n = 12, a = 0.05