In a test of H; u = 80 against H,: u < 80, the sample data yielded the test statistic z= -1.63. What is the p-value for the test? In a test of H; u = 80 against H, u z 80, a sample of observations had a mean X = 78 and standard deviation s = 4.1. What is the p-value for this test? In a test of H,; u = 72 against H; u = 72, the sample data yielded the test statistic z = 1.63. Find the p-value for the test. In a hypothesis test, the null hypothesis is rejected in favor of the alternative hypothesis. Does this mean that the alternative hypothesis is correct? Explain. 3. 4. 5.

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In a test of H; u = 80 against H,: u < 80, the sample data yielded the test statistic
z= -1.63. What is the p-value for the test?
In a test of H,; u = 80 against H,: u z 80, a sample of observations had a mean
X = 78 and standard deviation s = 4.1. What is the p-value for this test?
In a test of H, u = 72 against H,; u = 72, the sample data yielded the test statistic
z = 1.63. Find the p-value for the test.
In a hypothesis test, the null hypothesis is rejected in favor of the alternative
hypothesis. Does this mean that the alternative hypothesis is correct? Explain.
3.
4.
5.
6.
Transcribed Image Text:In a test of H; u = 80 against H,: u < 80, the sample data yielded the test statistic z= -1.63. What is the p-value for the test? In a test of H,; u = 80 against H,: u z 80, a sample of observations had a mean X = 78 and standard deviation s = 4.1. What is the p-value for this test? In a test of H, u = 72 against H,; u = 72, the sample data yielded the test statistic z = 1.63. Find the p-value for the test. In a hypothesis test, the null hypothesis is rejected in favor of the alternative hypothesis. Does this mean that the alternative hypothesis is correct? Explain. 3. 4. 5. 6.
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