Homework Sourse8A Type I error is 14The onesample t statistic from a sample
8.A Type I error is
14.The one-sample t statistic from a sample of n = 23 observations for the one-sided test of
H0: ? = 15, Ha: ? > 15
has the value t = 2.24. Based on this information
You may not use the t procedure, because t procedures are robust to non-Normality for confidence intervals but not for tests of hypotheses
| 5. | A radio show conducts a phone-in survey each morning. Listeners are asked to call in with a response to the question of the day. One morning in 2011, listeners were asked if they supported or opposed term limits for members of Congress. Remarkably, 88% of listeners that called in favored term limits. We may safely conclude that | ||||||||
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Solution
5.
D. nothing, except that a great majority of those with strong enough feelings on the issue to call in are in favor of Congressional term limits. We cannot generalize any of this survey\'s results to any larger population.
The callers may/may not be a good representation of the population. Also, we don\'t know how many called, as the sample size here many not be sufficient as well.
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