Calculate the Mean and Standard Deviation of the Pre-Test FER

question 9

Multiple Choice

Calculate the mean and standard deviation of the pre-test FER scores.

• A) 68.5 ± 17.0%
• B) 65.8 ± 18.1%
• C) 70.4 ± 15.0%
• D) 66.6 ± 17.8%

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Definitions:

Cuticle Cells

The outermost layer of cells in plants and some animals that provides protection and reduces water loss.

Cork Cells

Specialized plant cells that are dead at maturity, containing air and suberin, forming the protective outer layer of the bark of trees.

Stomata

Small openings or pores found on the undersides of leaves and in some stems, which are essential for gas exchange between the plant and the atmosphere.

Epidermis

The outermost layer of cells covering the body of an organism, providing protection against environmental factors.