Application of Skills Directions

question 20

Multiple Choice

Application of Skills Directions:
Read the following excerpt adapted from Dianne Hales' textbook, An Invitation to Health: Choosing to Change (p. 319) . Apply the knowledge you have gained from Chapter 14 to select the best answer for the following questions.
How Infections Spread
¹ Food and water are two major means of transmission for infectious disease.²Every year foodborne illnesses strike millions of Americans and sometimes even cause death.³Bacteria account for two-thirds of foodborne infections, and thousands of suspected cases of infection with Escherichia coli bacteria in undercooked food have been reported.⁴Every year as many as 4 million Americans have a bout with Salmonella bacteria because of tainted poultry sold in the United States.⁵Waterborne diseases, such as typhoid fever and cholera, are widespread in less developed areas of the world, but they have been rare in the United States, although outbreaks caused by inadequate water purification have occurred.
Which of the following is a dependent clause in sentence 5?

• A) Waterborne diseases are widespread in less developed areas of the world
• B) such as typhoid fever and cholera
• C) but they have been rare in the United States
• D) although outbreaks caused by inadequate water purification have occurred

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Definitions:

Correlation Coefficients

Correlation coefficients are statistical measures that quantify the degree to which two variables are related or move together, indicating the strength and direction of their relationship.

Statistically Significant

A measure indicating that an observed effect is likely not due to chance alone.

Chance Findings

Unexpected discoveries or results that occur without deliberate search, often during the course of an unrelated study or activity.

Rare Disorder

A health condition that affects a small percentage of the population, often characterized by unique symptoms and challenges in diagnosis and treatment.