University Officials Say That at Least 70% of the Voting

question 20

Multiple Choice

University officials say that at least 70% of the voting student population supports a fee increase. If the 95% confidence interval estimating the proportion of students supporting the fee increase is [0.75,0.85],what conclusion can be drawn?

• A)Seventy percent is not in the interval,so another sample is needed.
• B)Seventy percent is not in the interval,so assume it will not be supported.
• C)The interval estimate is above 70%,so infer that it will be supported.
• D)Since this was not based on the population,no conclusion can be drawn.

---

Definitions:

Business Communication

The sharing of information between people within an organization and with those outside it to achieve business objectives.

Visual Aid

Any visual material used to support or enhance the communication of ideas, such as charts, graphs, images, or videos.

Difficult Concepts

Ideas or principles that are hard to understand or grasp due to their complexity or abstract nature.

Clarity

The quality of being clear, understandable, and free from ambiguity in communication or expression.