What Is the One Piece of Evidence That Suggests That

question 32

Multiple Choice

What is the one piece of evidence that suggests that the dinosaurs were made extinct by the impact of an asteroid 65 million years ago?

• A) the crater from this impact can still be seen in the deserts of Arizona
• B) a layer of sediment laid down at that time contains grains of shocked quartz, solidified rock droplets, and soot from global wildfires
• C) a layer of sediment laid down at that time is littered with dinosaur fossils
• D) dinosaur fossils are found in rock layers older than 65 million years but not younger than 65 million years

Understand how to interpret the results of nonparametric tests, including the Wilcoxon rank sum test.

Grasp the significance level and its role in hypothesis testing within nonparametric methods.

Recognize the importance of sample independence in applying nonparametric tests.

Differentiate among various nonparametric tests (e.g., Wilcoxon rank sum test, sign test, Wilcoxon signed rank sum test, Kruskal-Wallis test, Friedman test).

---

Definitions:

Higher Brain Regions

Parts of the brain associated with complex functions such as thinking, decision making, emotion, and consciousness, typically including the cerebral cortex and associated structures.

Coma

A deep state of prolonged unconsciousness in which a person cannot be awakened, fails to respond to stimuli, and does not have a normal sleep-wake cycle.

Aggressive

Behavior characterized by physical or verbal harm towards others, or by forcefulness to achieve one's goals.

Multitasking

The ability or act of handling more than one task simultaneously or switching between tasks quickly.