It Is Estimated That the Modern Continents Began to Take

question 2

Multiple Choice

It is estimated that the modern continents began to take shape

• A)650 million years ago.
• B)65 million years ago.
• C)1.3 million years ago.
• D)6,000 years ago.

---

Definitions:

Chi-square Statistics

A statistical measure used to analyze the differences between categorical variables in a contingency table.

Degrees of Freedom

The amount of separate values or quantities that can be attributed to a statistical distribution.

P Value

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

Null Hypothesis

An initial hypothesis that assumes no association or difference between groups or variables, tested against an alternative hypothesis.