A Statistics Professor Wants to See If More Than 80 $\mathrm { H } _ { 0 } : p < 0.80$

question 13

Multiple Choice

A statistics professor wants to see if more than 80% of her students enjoyed taking her class. At the
End of the term, she takes a random sample of students from her large class and asks, in an
Anonymous survey, if the students enjoyed taking her class. Which set of hypotheses should she
Test?

• A) \(\mathrm { H } _ { 0 } : p < 0.80\)
• \(\mathrm { H } _ { \mathrm { A } } : p \neq 0.80\)
• B) \(\mathrm { H } _ { 0 } : p > 0.80\)
• \(\mathrm { H } _ { \mathrm { A } } : p = 0.80\)
• C) \(\mathrm { H } _ { 0 } : p = 0.80\)
• \(\mathrm { H } _ { \mathrm { A } } : p > 0.80\)
• D) \(\mathrm { H } _ { 0 } : p < 0.80\)
• \(\mathrm { H } _ { \mathrm { A } } : p > 0.80\)
• E) \(\mathrm { H } _ { 0 } : p = 0.80\)
• \(\mathrm { H } _ { \mathrm { A } } : p < 0.80\)

---

Definitions:

Crawfish Consumption

The act of eating crawfish, which can be influenced by cultural, regional, or seasonal factors.

Pollution

The presence of contaminants in the natural environment that cause harm or discomfort to organisms and ecosystems.

Utility Function

A mathematical representation in economics of how a person ranks different bundles of goods according to their level of happiness or satisfaction.

Consumption Bundle

The collection of all the goods and services consumed by a given individual.