Figuer: -The Observation That Tiktaalik Had Both Gills and Lungs Suggests

question 34

Multiple Choice

Figuer:
-The observation that Tiktaalik had both gills and lungs suggests which of the following?

• A) It could absorb oxygen from both the air and water.
• B) It could absorb oxygen from the air.
• C) It could absorb food from the water.
• D) It could absorb oxygen from the water.
• E) It could absorb both food and oxygen from the water.

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Definitions:

Arithmetic Mean

The sum of a set of numerical values divided by the number of values, commonly referred to as the average.

Midrange

The arithmetic mean of the maximum and minimum values in a data set, serving as a measure of central tendency.

Mode

The value that appears most frequently in a data set, representing the highest peak in a distribution.

Percentile

A value below which a given percentage of observations in a group falls, used in statistics to provide a measure of relative standing within a set of values.