Instruction 2 -Referring to Instruction 2

question 154

Multiple Choice

Instruction 2.9
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 2.9,_________ %t of the students in the sample spent the weekend studying and did well on the exam.

• A) 40
• B) 50
• C) 80
• D) 72.72

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Definitions:

Bend At The Knees

A movement where the knees are flexed while keeping the back straight, usually advised to prevent injury during lifting.

Back Muscles

A group of muscles in the back that support the spine, assist in movement, and maintain posture.

Heavy Object

An item of significant weight, often requiring more than a person's physical capability to move or lift it.

Greater Compliance

Enhanced adherence to rules, regulations, or standards.