Instruction 2 -Referring to Instruction 2

question 68

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,of those who went out on the weekend before the exam in the sample,_________ % of them did well on the exam.

• A) 30
• B) 15
• C) 55
• D) 27.27

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Definitions:

Effective Interest Rate

The equivalent annually compounded rate of interest.

Lump Sum

A single payment made at a particular time, as opposed to a series of payments made over time.

Monthly Compounded

Refers to the process of calculating interest on both the initial principal and the accumulated interest from previous periods on a monthly basis.

Nominal Rate

The interest rate before adjustments for inflation, often referred to as the stated or face value rate of interest.