Which Is Not a Characteristic of an Arthropod

question 45

Multiple Choice

Which is not a characteristic of an arthropod?

• A) Exoskeleton
• B) Articulation of appendages
• C) Striated muscle
• D) Central nervous system

---

Definitions:

P-value

The probability that observed data could have occurred by chance under a null hypothesis. It's used in hypothesis testing to determine statistical significance.

Empirical Economics

The collection and use of data to test economic theories.

Regression Analysis

A statistical technique used to estimate the relationships among variables, often used for prediction and forecasting.

P-value

A statistical metric that helps determine the significance of results, indicating the probability of observing the given data if the null hypothesis is true.