The President of State University Wants to Forecast Student Enrollments

question 18

Multiple Choice

The president of State University wants to forecast student enrollments for this academic year based on the following historical data: $$\begin{array} { l l } \text { Year } & \text { Enrollments } \\\hline \text { 5 years ago } & 15,000 \\4 \text { years ago } & 16,000 \\\text { 3 years ago } & 18,000 \\2 \text { years ago } & 20,000 \\\text { Last year } & 21,000\end{array}$$ What is the forecast for this year using the least squares trend line for these data?

• A) 18,750
• B) 19,500
• C) 21,000
• D) 22,650
• E) 22,800

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Definitions:

Root Hairs

Thin, hair-like extensions of root epidermal cells that increase surface area for water and nutrient absorption from the soil.

Xylem

is a type of tissue in plants that transports water and dissolved nutrients from the roots to the rest of the plant.

Meristem

Regions in plants where new cells are continuously produced, allowing for plant growth.

Photosynthesis

The process by which green plants, algae, and some bacteria convert carbon dioxide and water into glucose and oxygen using light energy captured by chlorophyll.