# Question

A left-tailed test with α = 0.01.

Determine the critical value(s) for a one-mean z-test. For each exercise, draw a graph that illustrates your answer.

Determine the critical value(s) for a one-mean z-test. For each exercise, draw a graph that illustrates your answer.

## Answer to relevant Questions

A left-tailed test with α = 0.05. Determine the critical value(s) for a one-mean z-test. For each exercise, draw a graph that illustrates your answer. The P-value for a hypothesis test is 0.06. For each of the following significance levels, decide whether the null hypothesis should be rejected. a. α = 0.05 b. α = 0.10 c. α = 0.06 Right-tailed test: a. z = 2.03 b. z = −0.31 We have given the value obtained for the test statistic, z, in a one-mean z-test. We have also specified whether the test is two tailed, left tailed, or right tailed. Determine ...The symbol ɸ is often used to denote the area under the standard normal curve that lies to the left of a specified value of z. Consider a one-mean z-test. Denote z0 as the observed value of the test statistic z. Express the ...x-bar = 23, n = 15, σ = 4, H0: μ = 22, Ha: μ > 22 We have provided a sample mean, sample size, and population standard deviation. In each case, use the one-mean z-test to perform the required hypothesis test at the 5% ...Post your question

0