Consider the Following to Answer the Question(s) Below

question 9

Multiple Choice

Consider the following to answer the question(s) below:
Vending machines on a college campus offer a variety of drinks. The purchasing agent believes that each type of drink is equally preferred by students and consequently orders equal quantities. The number of drinks sold from vending machines on this campus for the last six months is shown in the following table.

-The correct null hypothesis to test if the purchasing agent is correct can be worded as

• A) The types of drinks are not equally (uniformly) distributed among the students buying drinks.
• B) The types of drinks are equally (uniformly) distributed among the students buying drinks.
• C) The types of drinks are independent from each other.
• D) The distribution of type of drink purchases follows the normal distribution.
• E) The distribution of type of drink purchases follows a Poisson distribution.

---

Definitions:

Plasma Membrane

The lipid bilayer that surrounds a cell, controlling the movement of substances in and out of the cell.

Carbohydrates

Organic compounds consisting of carbon, hydrogen, and oxygen, usually in the ratio 1:2:1, serving as a major energy source for the body.

Actin

A protein that forms (together with myosin) the contractile filaments of muscle cells and is also involved in motion in other types of cells.

Myosin

A motor protein known for its role in muscle contraction and movement in other types of cells, interacting with actin.