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Question: Public Policy and Political Science The sequester- potentially harmful, automatic budget cuts-can affect jobs, services, education, and public safety. In 2013, the U.S. Congress was unable to reach a compromise on the federal budget, and on March 1, the sequester began. According to a poll conducted during the Summer, 22% of Americans said they had been significantly affected by resulting cuts.71 Early in the Fall, in a new survey, 55 of 310 randomly selected Americans said they were significantly affected by the resulting cuts.
a. Is there any evidence to suggest that the proportion of Americans affected by the sequester changed? Use a = 0.05.
b. Find the p value associated with this hypothesis test.
Write the general form of a regression equation that has a single predictor variable. Identify the criterion variable, the predictor variable, the regression constant, and the regression coefficient.
A speedboat is powered by the jet drive shown. Seawater is drawn into the pump housing at the rate of 20 ft3 /s through a 6-in.-diameter intake A. An impeller accelerates the water flow and forces it out horizontally through a 4-in.- diameter nozz..
Define a normal mode of operation when at least two frequencies are working and an emergency mode of operation when at least one frequency is working. Define the event when the system is working as OK.
Use sampling with probability proportional to size, with replacement, to estimate the mean or total of a population of your choice. One example would be the average elevation of lakes on a topographic map.
Among the variables high school percentile, ACT English score, ACT math score, and ACT composite score, identify the one that appears to be the best predictor of cumulative GPA. Explain your reasoning.
The variable Z has a standard Normal distribution. Find the number z that has cumulative proportion 0.85.
Considering common and special cause variation. In Exercise, you described a process that you know well. What are some sources of common cause variation?
1.find the probability a randomly selected person has an iq greater than 130.probability statement draw a picture2. use
Statistical Control to Calculate Process Capability
Assume that in a hypothesis test with null hypothesis Ho: μ = 14.0 at a= 0.05, that a value of 13.0 for the sample mean results in the null hypothesis not being rejected. That corresponds to a confidence interval result of:
a new no-frills airline runs a commuter shuttle service using a refurbished world war ii bomber. the two-propeller
Does there seem to be any difference in the effect of the antibiotics on clearance of otitis media? Express your results in terms of relative risk (RR). Consider separate analyses for unilateral and bilateral cases. Also consider an analysis combi..
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