Exhibit 11-5
the Table Below Gives Beverage Preferences for Random

question 12

Multiple Choice

Exhibit 11-5
The table below gives beverage preferences for random samples of teens and adults.
$\begin{array}{lrrr}&\text { Teens}&\text { Adults }&\text {Total }\\\text { Coffee } & 50 & 200 & 250 \\\text { Tea } & 100 & 150 & 250 \\\text { Soft Drink } & 200 & 200 & 400 \\\text { Other } & 50 & 50 & 100\\400&400&600&1,000\end{array}$ We are asked to test for independence between age i.e., adult and teen) and drink preferences.
-Refer to Exhibit 11-5. The test statistic for this test of independence is

• A) 0
• B) 8.4
• C) 62.5
• D) 82.5

---

Definitions:

Embryo

Stage of a multicellular organism that develops from a zygote before it becomes free-living; in seed plants, the embryo is part of the seed.

Vascular Tissue

Specialized tissue in plants that conducts water and nutrients through the plant body, comprising mainly of xylem and phloem.

Seed

Mature ovule that contains an embryo, with stored food enclosed in a protective coat.

Vascular Plants

Plants that have specialized structures for conducting water and nutrients throughout the organism, including ferns, gymnosperms, and angiosperms.