The Percent Frequency of a Class Is Computed by

question 44

Multiple Choice

The percent frequency of a class is computed by

• A) multiplying the frequency by 100.
• B) dividing the relative frequency by 100.
• C) multiplying the relative frequency by 100.
• D) dividing the frequency by 100.

---

Definitions:

Alveoli

Tiny air sacs in the lungs where gas exchange between the air and blood takes place.

Cohesive Forces

Attractive forces between similar molecules that hold a substance together, such as the attraction between water molecules.

Surface Tension

The elastic tendency of a fluid surface which makes it acquire the least surface area possible, acting like a stretched elastic membrane.

Tracheal Tubes

Tubes that make up part of the respiratory system in insects, allowing gas exchange directly with body cells.