Suppose that the z is the test statistic for hypothesis testing, calculate the value of z for each of the following 1. u = 10, o = 3, n = 68, and x = 9.2 2. u = 26, o = 4.5, n = 80, and x = 28.3 3. u...

Extracted text: Suppose that the z is the test statistic for hypothesis testing, calculate the value of z for each of the following 1. u = 10, o = 3, n = 68, and x = 9.2 2. u = 26, o = 4.5, n = 80, and x = 28.3 3. u = 75, o = 5.8, n = 118, and X = 72.2 4. µ = 52, o = 7, n = 160, and x = 49.6 5. u = 100, o = 12, n = 130, and x = 92