​Which of the Following Invertebrates Is Most Closely Related to Vertebrates

question 82

Multiple Choice

​Which of the following invertebrates is most closely related to vertebrates?

• A) ​lancelets
• B) ​tunicates
• C) ​sea stars
• D) ​earthworms
• E) leeches​

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Definitions:

Binomial Tables

Pre-calculated tables used to find the probability of observing a certain number of successes in a fixed number of binary experiments.

Large-sample Z Statistic

A statistical measure used when the sample size is large, typically applied in hypothesis testing to determine if there is a significant difference between sample statistics and population parameters.

Two-sample T-test

A statistical method used to test if there is a significant difference between the means of two groups.

Wilcoxon Rank Sum Test

A non-parametric statistical hypothesis test used to compare two independent samples to assess whether their population mean ranks differ.