In recent years, approximately 55% of eligible voters take the time to vote in presidential elections. A poll based on a random sample of 200 eligible voters finds that 128 plan to vote in the next presidential election.    Does this data provide convincing evidence at the ?α = 0.05 level that the proportion of eligible voters who will take time to vote in the next presidential election differs from 0.55?

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A:

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A: From the given information we find the solution.

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A:

Q: A December 2017 Gallup Poll reported that 43% of Americans use the internet for an hour or more each…

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A: Suppose p1 and p2 are the proportion of people in their 20s who used social media to check on an ex…

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Q: Based on information from a previous study, r1 = 38 people out of a random sample of n1 = 106 adult…

A:

Q: The National Technology Readiness Survey sponsored by the Smith School of Business at the University…

A: Denote p2009 and p2004 as the true population proportions of spam emails deleted by Americans in…

Q: A decade-old study found that the proportion, p, of high school seniors who believed that "getting…

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A: Local: Sample size n1=100 Number of successes x1=65 National: Sample size n2=100 Number of successes…

Q: A television sports commentator wants to estimate the proportion of citizens who "follow…

A: It is given that margin of error (E) is 0.02 and the confidence level is 0.96.

Q: The National Academy of Science reported that 37% of research in mathematics is published by US…

A: we have to find test  statistics..

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Q: According to one survey taken a few years ago, 32% of American households have attempted to reduce…

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Q: Approximately 50% of all student loans guaranteed by the government are in default. A random sample…

A: The hypotheses for the test are given below. Null hypothesis: H0: p = 0.50 Alternative hypothesis:…

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A: p=0.31 n=188 x=74

Q: estimate the proportion of residents of a certain city and its suburbs who favor the construction of…

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Q: decimal. Do not round.) ge households in the country that own a pet is not %. seholds in the country…

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A: Given: Margin of Error ME= 0.06 Confidence level c= 0.90

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Q: The National Academy of Science reported that 33% of research in mathematics is published by US…

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A: Given: Confidence level = 0.95, margin of error = E = 0.08.

Q: The National Academy of Science reported that 41% of research in mathematics is published by US…

A: Given,n=186x=92p^=xnp^=92186=0.4946α=0.05