In a Rating of the Satisfaction with Their Instructor, 13

question 139

Multiple Choice

In a rating of the satisfaction with their instructor, 13 students gave the following scores from a scale of 1 to 5 (mean = 3) :
3, 2, 1, 1, 5, 5, 4, 3, 3, 2, 4, 3, 3

-What is the standard deviation?

• A)3
• B)4
• C)1.291
• D)1.667
• E)2.779

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Definitions:

Vascular Bundles

Structures in plants that contain xylem and phloem tissues, responsible for the transport of water, nutrients, and sugars.

Monocot

Refers to monocotyledons, a group of flowering plants that possess one embryonic leaf or cotyledon in their seeds.

Epidermis

The outermost layer of cells in plants and animals, serving as a protective barrier against environmental damage.

Cuticle

A protective and waterproof outer layer of a plant or arthropod, composed of organic material and often preventing water loss.