What Is the Value of (ΣX)² for the Scores 1,5,2

question 78

Multiple Choice

What is the value of (ΣX) ² for the scores 1,5,2?

• A)10
• B)16
• C)30
• D)64

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Definitions:

Grasshoppers

Insects belonging to the suborder Caelifera, known for their powerful hind legs that allow them to leap and their role in various ecosystems as herbivores.

Hemoglobin

A protein in red blood cells that carries oxygen from the lungs to the body's tissues and returns carbon dioxide from the tissues back to the lungs.

Sinuses

Air-filled spaces located within the bones of the face and skull, connected to the nasal cavities, which help humidify and filter air.

Erythrocyte

A vertebrate red blood cell; contains hemoglobin, which transports oxygen. Compare with leukocyte.