For Exercises 11.55 and 11.56, draw the sampling distributions similar to Figure 11.9.
Answer to relevant QuestionsFor the test of hypothesisH0: µ = 1,000H1: µ ≠ 1,000α = .05, σ = 200Draw the operating characteristic curve for n = 25, 100, and 200.a. Compute the p-value in order to test the following hypotheses given that x̄ = 52, n = 9, and σ = 5.H0: µ = 50H1: µ > 50b. Repeat part (a) with n = 25.c. Repeat part (a) with n = 100.d. Describe what happens to the ...Redo Example 11.1 witha. σ = 35b. σ = 100c. Describe the effect on the test statistic and the p-value when σ increases.A random sample of 18 young adult men (20–30 years old) was sampled. Each person was asked how many minutes of sports he watched on television daily. The responses are listed here. It is known that σ = 10. Test to ...Past experience indicates that the monthly long-distance telephone bill is normally distributed with a mean of $17.85 and a standard deviation of $3.87. After an advertising campaign aimed at increasing long-distance ...
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