Tell Whether a Linear Model or a Quadratic Model Is $x ^ { 2 }$

question 35

Multiple Choice

Tell whether a linear model or a quadratic model is appropriate for the data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the leading coefficient a of $x ^ { 2 }$ should be positive or negative.
-

• A) linear; positive
• B) linear; negative
• C) quadratic; negative
• D) quadratic; positive

---

Definitions:

Ekkehard and Uta

Statues representing a noble couple from the medieval period, famously located in the Naumburg Cathedral in Germany, renowned for their realistic portrayal.

S-shaped Curve

A graphical representation of growth that starts slowly, increases rapidly, then slows down again, often used in population dynamics and product life cycles.

Virtues

Qualities considered morally good or desirable in a person, such as courage, honesty, and compassion.

Intellectual Center

A hub or environment conducive to academic, cultural, and philosophical activities, often associated with universities or cultural institutions.