Evidence of Which Structure or Characteristic Would Be Most Surprising

question 3

Multiple Choice

Evidence of which structure or characteristic would be most surprising to find among fossils of the Ediacaran fauna?

• A)true tissues
• B)hard body parts
• C)bilateral symmetry
• D)embryos

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Definitions:

Level Of Significance

A threshold in statistical hypothesis testing, determining the probability of rejecting the null hypothesis when it is actually true, often denoted by alpha (α).

Standardized Test

An assessment administered and scored in a consistent, or "standard", manner, often used in education to measure proficiency.

Programs

Sequences of instructions for a computer to execute tasks, also known as software.

Wilcoxon Rank Sum Test

A non-parametric statistical test used to compare two independent samples, determining whether their populations have identical distribution characteristics.