Consider This Hypothesis: "Drinking Echinacea Tea Reduces the Duration and Severity

question 40

Multiple Choice

Consider this hypothesis: "Drinking Echinacea tea reduces the duration and severity of colds." Which of the following statements is the best prediction based on this hypothesis?

• A) If people with a cold drink Echinacea tea, then they will feel better sooner.
• B) If people with a cold drink Echinacea tea, then a tea ingredient will destroy the cold viruses.
• C) If people with a cold drink Echinacea tea, then the tea will reduce their stress.
• D) If a person doesn't drink Echinacea tea, then he or she will catch a cold very easily.

---

Definitions:

Lawn-mowing

The act of cutting the grass of a lawn to maintain its appearance and health.

Perfectly Competitive

A market structure where there are many buyers and sellers, all of whom have negligible impact on the market price.

Marginal Cost

The increment in total spending due to the manufacture of one more unit of a product or service.

Fixed Cost

Fixed Cost is a business expense that does not change with the level of goods or services produced within a certain period.