A Statistics Professor Classifies His Students According to Their Grade

question 23

Multiple Choice

A statistics professor classifies his students according to their grade point average (GPA) and their gender.The resulting cross-classification table is shown below. $$\begin{array}{l}\quad \quad \quad \quad \quad \quad \quad \quad \quad \quad \quad \text { GPA}\\\begin{array} { | l | c c c | } \hline \text { Gender } & \text { Under 2.5 } & 2.5 - 3.5 & \text { Over 3.5 } \\\hline \text { Mala } & 5 & 25 & 10 \\\text { Female } & 10 & 20 & 30 \\\hline\end{array}\end{array}$$ Which of the following describes the relationship between GPA and gender shown by this table?

• A) A higher percentage of females have GPAs over 3.5,compared to males.
• B) A lower percentage of females have GPAs over 3.5,compared to males.
• C) Females and males each have the same percentage of GPAs over 3.5.
• D) You cannot compare male and female GPAs because the total number in each group is not the same.

---

Definitions:

New Zealand

A country located in the southwestern Pacific Ocean, consisting of two main islands, the North Island and the South Island, known for its stunning landscapes and rich Maori culture.

Survival Rates

The proportion of individuals surviving within a certain period of time after diagnosis or treatment of a particular condition or disease.

Family Businesses

Enterprises managed and/or owned by members of the same family, often characterized by unique traditions and values.

Second Generation

Often refers to the offspring of immigrants in a new country, though it can also denote the subsequent version or iteration of a product or technology.