A Study Was Recently Conducted at a Major University to Estimate

question 31

Multiple Choice

A study was recently conducted at a major university to estimate the difference in the proportion of business school graduates who go on to graduate school within five years after graduation and the proportion of non-business school graduates who attend graduate school. A random sample of 400 business school graduates showed that 75 had gone to graduate school while in a random sample of 500 non-business graduates, 137 had gone on to graduate school. Based on a 95 percent confidence level, what is the upper limit of the confidence interval estimate?

• A) 0.2340
• B) 0.1034
• C) -0.031
• D) -0.018

---

Definitions:

Intentionality

The state of being deliberate or purposeful in one's actions or decisions, implying a conscious intent.

Assessing Decision

The process of evaluating and analyzing decisions for their effectiveness and impact.

Validity

The degree to which a tool, test, or method accurately measures what it is supposed to measure.