Questions from Essentials of Statistics


Q: The following table provides the daily charges, in dollars, for

The following table provides the daily charges, in dollars, for a sample of 15 hotels and motels operating in South Carolina. The data were found in the report South Carolina Statistical Abstract, spo...

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Q: In the article “Distribution of Oxygen in Surface Sediments from Central

In the article “Distribution of Oxygen in Surface Sediments from Central Sagami Bay, Japan: In Situ Measurements by Microelectrodes and Planar Optodes” (Deep Sea Research Part I: Oceanographic Researc...

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Q: In the article “Material Culture as Memory: Combs and Cremations

In the article “Material Culture as Memory: Combs and Cremations in Early Medieval Britain” (Early Medieval Europe, Vol. 12, Issue 2, pp. 89–128), H. Williams discussed the frequency of cremation buri...

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Q: A study by researchers at the University of Maryland addressed the question

A study by researchers at the University of Maryland addressed the question of whether the mean body temperature of humans is 98.6◦F. The results of the study by P. Mackowiak et al. appeared in the ar...

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Q: According to R. L. Polk & Co., the average

According to R. L. Polk & Co., the average age of passenger cars in the United States was 9.1 years in 2000. A sample of 37 passenger cars taken this year provided the ages, in years, displayed in the...

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Q: What does Chebyshev’s rule say about the percentage of observations that lie

What does Chebyshev’s rule say about the percentage of observations that lie within one standard deviation to either side of the mean? Discuss your answer.

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Q: Philosophical and health issues are prompting an increasing number of Taiwanese to

Philosophical and health issues are prompting an increasing number of Taiwanese to switch to a vegetarian lifestyle. In the paper “LDL of Taiwanese Vegetarians Are Less Oxidizable than Those of Omnivo...

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Q: Students in an introductory statistics course at the U.S.

Students in an introductory statistics course at the U.S. Air Force Academy participated in Nabisco’s “Chips Ahoy! 1,000 Chips Challenge” by confirming that there were at least 1000 chips in every 18-...

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Q: In 1902, W. R. Macdonell published the article “

In 1902, W. R. Macdonell published the article “On Criminal Anthropometry and the Identification of Criminals” (Biometrika,Vol. 1, pp. 177–227). Among other things, the author presented data on the le...

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Q: In the journal article “Cardiac Resynchronization Therapy with or without an

In the journal article “Cardiac Resynchronization Therapy with or without an Implantable Defibrillator in Advanced Chronic Heart Failure” (New England Journal of Medicine, Vol. 350, pp. 2140–2150), M....

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