If a Data Set Has an Even Number of Observations

question 67

Multiple Choice

If a data set has an even number of observations, the median

• A) cannot be determined.
• B) is the average value of the two middle items.
• C) must be equal to the mean.
• D) is the average value of the two middle items when all items are arranged in ascending order.

Comprehend the mechanisms of gas exchange in amphibians and the evolutionary shift in respiratory strategies in vertebrates.

Recognize the significance of certain evolutionary innovations, such as scales and feathers, in the adaptation and survival of vertebrate species.

Distinguish between different reproductive strategies (oviparous, viviparous, and neotenic) in vertebrates.

Understand the impact of environmental changes and human activities on vertebrate diversity and survival.

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Definitions:

Merchantability

A warranty that a product will meet reasonable expectations of quality and functionality at the time of sale.

Ordinary Purposes

Refers to the general, expected use of a product or service, implying that it meets a basic level of functionality and safety.

Perfect Tender Rule

This rule mandates that goods delivered under a sales or lease contract must exactly meet the terms of the contract, with any deviation allowing the buyer to reject the products.

Substantial Performance

A legal principle indicating that a party has completed enough of its contractual obligations to warrant payment, despite minor deviations from the contract terms.