A Random Sample of 120 Classrooms at a Large University

question 62

Multiple Choice

A random sample of 120 classrooms at a large university found that 70% of them had been cleaned
Properly. What is the standard error of the sample proportion?

• A) 0.458
• B) 0.082
• C) 0.028
• D) 0.042
• E) 0.046

---

Definitions:

Compounded Annually

The process of earning interest on both the initial principal and the accumulated interest from previous periods, calculated once a year.

Annuity Growth Rate

The annual rate at which the value of an annuity investment increases, often fixed or variable depending on the annuity contract.

Cash Flow Growth Rate

The rate at which a company's cash flow increases or decreases over a specific period.

Required Rate

The minimum rate of return that an investor expects or requires from an investment to make it worthwhile.