Test the claim about the population mean
Use a z-test to test the claim about the population mean u at the given level of significance of using the given sample statistics. If convenient, use technology.
24- claim: u ? 8.45; a = 0.03. Sample statistics: x = 7.88, s = 1.75, n = 60
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He takes a sample of 36 of the team's games under the new coach and finds that the team score an average of 101 points with the standard deviation of 6 points. Over the past 10 years, the team had average of 99 points. test the claim at 1% signifi
A paired T-test was performed to test the null hypothesis H0: ?D = 0 versus the alternative H1: ?D ? 0. The observed test statistic is t = 1.8, based on a random sample of size 18. At the .05 significance level the null hypothesis is:
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We seek evidence against the claim that u = 115. What is the sampling distribution of the mean score x of a sample of 25 students if the claim is true?u=115
Use a z-test to test the claim about the population mean u at the given level of significance of using the given sample statistics. If convenient, use technology. 24- claim: u ? 8.45; a = 0.03. Sample statistics: x = 7.88, s = 1.75, n = 60
The shape of which of the following is determined by degrees of freedom?
Perform the four-step hypothesis test to determine if the training program increases scores?. What is the conclusion for the test at [Picture]
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