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Week 2 Quiz Name: McKinley Coley The authoritative and blue questions are worth 1 point each. 1. The expected locate of an unbiased estimator is equal to the parameter whose value is public estimated. [x ] True [ ] false 2. The Central Limit Theorem says that, if n exceeds 30, a histogram of the seek will have a bell-shape, even if the nation isnt normal. [ ] True [ x ] False 3. In a archetype coat advisement for a spurious, if the confidence direct decreases, the size of the sample infallible will increase. [ x ] True [ ] False 4. For a given level of significance, the critical value of Students t increases as n increases. [ x ] True [ ] False 5. The probability of pooh-poohing a true null possible action increases as the sample size increases. [ ] True [ x ] False 6. The owner of Limp Pines Resort wanted to know the aver farsighted time age of its guests. A random sample of 25 tourists is taken. It takes a blind drunk age of 46 age with a standard excursus of 5 years. The width of a 98 percent CI for the true mean client age is approximately ____ years. a. ± 2.

06 b. ± 2.33 c. ± 2.49 d. ± 2.79 7. For a one-tailed taste of hypothesis for a single population mean with 13 degrees of freedom, the value of the test statistic was 1.863. The p-value is a. between .05 and .025 b. between .10 and .05 c. greater than .10 d. less than .001 ! 8. Which is not true of p-values? a. When they are small, we want to reject Ho. b. They must be contract before the sample is taken c. They show the chance of fount I error if we reject Ho. d. They do not want ? to be specified a priori 9. behind rejected a null hypothesis in a right-tailed test for a mean at ? = .025 because his critical t value was 2.000 and his mensural t value...If you want to get a full essay, wander it on our website: OrderCustomPaper.com

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