Instruction 2-6
a Sample of 200 Students at a Large

question 115

Multiple Choice

Instruction 2-6
A sample of 200 students at a large university was taken after the final exam to ask them whether they went out on the weekend before the exam or spent the weekend studying,and whether they did well or poorly on the exam.The following table contains the result.
$$\begin{array} { | l | l | l | } \hline & \text { Did Well on Exam } & \text { Did Poorly on Exam } \\\hline \text { Studying for Exam } & 80 & 20 \\\hline \text { Went out on the weekend } & 30 & 70 \\\hline\end{array}$$
-Referring to Instruction 2-6,if the sample is a good representation of the population,we can expect ________ percent of the students in the population to spend the weekend studying and do poorly on the exam.

• A)50
• B)20
• C)45
• D)10

---

Definitions:

Mainstream Culture

The dominant culture within a society, encompassing its widespread customs, values, practices, and media consumption.

Discriminated

Unfair treatment of individuals based on their race, gender, age, or other characteristics rather than their merits or abilities.

Social Mores

Social mores are widely accepted norms and values that govern behaviors within a society, acting as guidelines for social conduct.

Violation

The act or process of breaking a rule or law or failing to comply with a norm or condition.