Consider the Following Frequency Distribution What Is the Cumulative Frequency of the Second Class Interval

question 75

Multiple Choice

Consider the following frequency distribution: $$\begin{array} { l c } \text { Class Interval } & \text { Frequency } \\10 \text {-under } 20 & 15 \\20 \text {-under } 30 & 25 \\30 \text {-under } 40 & 10\end{array}$$
What is the cumulative frequency of the second class interval?

• A)25
• B)40
• C)15
• D)50

---

Definitions:

Acid-Base Status

A measure of the balance between acidity and alkalinity in the body, which is crucial for maintaining optimal physiological function.

Blood Gas

A medical test that measures the amounts of oxygen and carbon dioxide in the blood, alongside the pH level.

Nasogastric Tube

A flexible tube that is inserted through the nose into the stomach, used for feeding, medication administration, or removal of stomach contents.

Wound Drainage

The flow of fluid, which can range from clear to pus-filled, from a wound, indicating the body's response to injury or infection.