A Sample with a Mean of M = 40 and a Variance

question 15

Multiple Choice

A sample with a mean of M = 40 and a variance of s² = 20 has an estimated standard error of 1 point.How many scores are in the sample?

• A)4
• B)5
• C)20
• D)21

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Definitions:

Sphenoid Bone

A butterfly-shaped bone at the base of the skull that is connected to all other skull bones.

Hyoid

A U-shaped bone in the neck that supports the tongue and provides attachment for muscles associated with swallowing.

Crista Galli

A vertical protrusion of the ethmoid bone in the brain that serves as an attachment point for the falx cerebri, a membrane that divides the two cerebral hemispheres.

Styloid Process

A pointed piece of bone that extends from the temporal bone of the skull, serving as an attachment point for muscles and ligaments of the tongue and neck.