Exhibit 10-3 A Statistics Teacher Wants to See If There Is Any

question 61

Multiple Choice

Exhibit 10-3
A statistics teacher wants to see if there is any difference in the abilities of students enrolled in statistics today and those enrolled five years ago. A sample of final examination scores from students enrolled today and from students enrolled five years ago was taken. You are given the following information.
-Refer to Exhibit 10-3. The standard error of is

• A)12.9
• B)9.3
• C)4

---

Definitions:

Model Airplanes

Miniature replicas of airplanes designed either for collecting or as a hobby to assemble, often used in the context of model building or flying.

Valued

Appreciated or considered of high worth, especially in a monetary or material sense.

Housing Prices

The amount of money required to purchase residential properties, which can fluctuate based on supply, demand, and economic conditions.