The Complementary Error Function Is Defined as
A) $\operatorname { erfc } ( x ) = \int _ { 0 } ^ { x } e ^ { - u ^ { 2 } } d u$

question 20

Multiple Choice

The complementary error function is defined as

• A) \(\operatorname { erfc } ( x ) = \int _ { 0 } ^ { x } e ^ { - u ^ { 2 } } d u\)
• B) \(\operatorname { erfc } ( x ) = \int _ { 0 } ^ { \infty } e ^ { - u ^ { 2 } } d u\)
• C) \(\operatorname { erfc } ( x ) = 2 \int _ { 0 } ^ { x } e ^ { - u ^ { 2 } } d u / \pi\)
• D) \(\operatorname { erfc } ( x ) = 2 \int _ { x } ^ { \infty } e ^ { - u ^ { 2 } } d u / \sqrt { \pi }\)
• E) \(\operatorname { erfc } ( x ) = 2 \int _ { 0 } ^ { x } e ^ { - u ^ { 2 } } d u / \sqrt { \pi }\)

---

Definitions:

Real World

Refers to the actual conditions and complexities of life outside of controlled or artificial environments, emphasizing practicality and real-life experiences.

Pigeons

In psychological research, pigeons have often been used as subjects in experiments to understand learning, memory, and decision-making processes.

Rats

Often used in psychology experiments as subjects for studying behavior, learning, and neurological processes.

Chimpanzees

A species of great ape known for its intelligence and complex social behaviors, often studied to gain insights into human evolution and behavior.