9.8 Refer to Exercise 9.6. You want to test Ho : µ = 2.3 against H : µ > 2.3. Find the critical value of x used for rejecting Ho. Calculate ß = P(accept H, when u = 2.4). %3D Repeat the calculation of ß for µ = 2.3, 2.5, and 2.6. %3D Use the values of ß from parts b and c to graph the power curve for the test.

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9.8 Refer to Exercise 9.6. You want to test
Ho : µ = 2.3 against H : µ > 2.3.
Find the critical value of x used for rejecting Họ.
Calculate ß = P(accept H, when µ = 2.4).
Repeat the calculation of B for u = 2.3, 2.5, and 2.6.
Use the values of ß from parts b and c to graph the
power curve for the test.
Transcribed Image Text:9.8 Refer to Exercise 9.6. You want to test Ho : µ = 2.3 against H : µ > 2.3. Find the critical value of x used for rejecting Họ. Calculate ß = P(accept H, when µ = 2.4). Repeat the calculation of B for u = 2.3, 2.5, and 2.6. Use the values of ß from parts b and c to graph the power curve for the test.
9.6 A random sample of n = 35 observations from a
quantitative population produced a mean x = 2.4 and a
standard deviation s = 0.29. Suppose your research objec-
tive is to show that the population mean u exceeds 2.3.
Transcribed Image Text:9.6 A random sample of n = 35 observations from a quantitative population produced a mean x = 2.4 and a standard deviation s = 0.29. Suppose your research objec- tive is to show that the population mean u exceeds 2.3.
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