The Following Questions Refer to the Description Below

question 69

Multiple Choice

The following questions refer to the description below.
Terry catches a ray-finned fish from the ocean and notices that, attached to its flank, there is an equally long, snakelike organism. The attached organism has no external segmentation, no scales, a round mouth surrounded by a sucker and two small eyes. Terry thinks it might be a marine leech, a hagfish, or a lamprey.
-Which feature excludes it from possibly being a leech?

• A)its elongate shape
• B)its lack of scales
• C)its lack of external segmentation
• D)its round mouth
• E)its anterior sucker

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Definitions:

Stem

In the context of a stem-and-leaf plot, it represents the leading digit(s) in a group of numbers which are used to organize and display data graphically.

Histogram

A graphical representation of the distribution of numerical data, where the data are binned and the count for each bin is represented by the height of the bar.

Class Size

The number of students enrolled in a given class or course, often influencing the effectiveness of teaching and learning.

Distribution Tails

The regions at either end of a probability distribution, often of interest for understanding the likelihood of extreme outcomes.