Use the Following Information for Questions

question 3

Multiple Choice

Use the following information for questions
A subscription service stated that preferences for different
national magazines were independent of geographical location.A
survey was taken in which 300 respondents randomly chosen from three
areas were given a choice among three different magazines.Each
person expressed his or her favorite.The following results were
obtained:

-If the appropriate null hypothesis for a chi-square test were not rejected, the following would be implied: 1-Subscription for magazine X = subscription for magazine Y = subscription for magazine Z. 2-The probability of magazine preference unconditional on location) is equal to the probability of magazine preference conditional on location) . 3-Magazine preferences are uncorrelated with location.

• A)1
• B)2
• C)3
• D)2 and 3
• E)1, 2, and 3

---

Definitions:

Expiratory Capacity (EC)

The maximum volume of air that can be expelled from the lungs after a normal tidal volume expiration, including both the expiratory reserve volume and the tidal volume.

Anaerobic Breakdown

The process of generating energy in cells in the absence of oxygen, producing substances such as lactate.

ATP

Adenosine triphosphate is a compound that transports energy within cells to fuel metabolic processes.

Aerobic Respiration

The process of producing cellular energy involving oxygen, converting glucose and oxygen into carbon dioxide and water, and releasing energy.