Chapter 10, Problem 21E

Refer to Table 10–4 and the example just completed. With n = 100, σ = 400, ${\bar{x}}_c=9,922$ and μ₁ = 9,880, verify that the probability of a Type II error is .1469.

TABLE 10–4 Probabilities of a Type II Error for μ₀ = 10,000 Pounds and Selected Alternative Means, .05 Level of Significance

*It is not possible to make a Type II error when μ₁ = μ₀.