On the Basis of a Pretest on Knowledge of Foreign

question 51

Multiple Choice

On the basis of a pretest on knowledge of foreign languages,each subject in the 9:00 class was matched with a subject in the 10:30 class.The 9:00 class used a participant approach to the study of Latin,and the 10:30 class used the Hiffendorf method.At the end of the term,the same Latin test was given to both classes.The appropriate design for testing the significance of the difference between the means is

• A)one-sample t-test.
• B)z-test.
• C)related-samples t-test.
• D)independent-samples t-test.

---

Definitions:

S-Wave Amplitude

The measure of the displacement amplitude of secondary or shear waves, which are a type of seismic wave that moves through the interior of the Earth.

Tsunami

A series of large ocean waves generated by significant disturbances such as underwater earthquakes, volcanic eruptions, or landslides.

Seafloor

The bottom layer of the ocean, consisting of sediment, rock, and organic material, shaped by geological and biological processes.

Landslides

Gravitational forces causing the downward shift of earth materials, rocks, or debris along a slope.