Questions from Statistics Principles


Q: In the Sullivan Statistics Survey, respondents were asked to disclose their

In the Sullivan Statistics Survey, respondents were asked to disclose their political affiliation (Democrat, Independent, Republican) and also answer the question: “Would you be willing to pay higher...

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Q: Traditional underwriting to determine the risks associated with lending include credit scores

Traditional underwriting to determine the risks associated with lending include credit scores, income, and employment history. The online lender ZestFinance used data analysis to find that people who...

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Q: A study by InsuranceQuotes.com found that homeowners with poor credit

A study by InsuranceQuotes.com found that homeowners with poor credit pay 91% more for home insurance than people with excellent credit. (a) A quote in the article stated, “Insurers have found a direc...

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Q: Researchers at the City University of New York (CUNY) identified

Researchers at the City University of New York (CUNY) identified 717 students who originally placed into an Elementary Algebra course. The students agreed to participate in a study related to the roll...

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Q: In a famous study by the Physicians Health Study Group from Harvard

In a famous study by the Physicians Health Study Group from Harvard University from the late 1980s, 22,000 healthy male physicians were randomly divided into two groups; half the physicians took aspir...

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Q: During the fall semester of 2014, the University of North Georgia

During the fall semester of 2014, the University of North Georgia developed a corequisite College Algebra course. In this approach, students who would otherwise place in a Learning Support (LS) course...

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Q: Go to www.pearsonhighered.com/sullivanstats to obtain the

Go to www.pearsonhighered.com/sullivanstats to obtain the data file 12_2_24 using the file format of your choice for the version of the text you are using. The variable “TrueDist” represents the dista...

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Q: Explain the differences between the chi-square test for independence and

Explain the differences between the chi-square test for independence and the chi-square test for homogeneity. What are the similarities?

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Q: Goals scored in a season by a soccer player

Goals scored in a season by a soccer player

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Q: Research the polling done by George Gallup in the 1936 presidential election

Research the polling done by George Gallup in the 1936 presidential election. Write a report on your findings and include information about the sampling technique and sample size. Next, research the p...

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