A Toy Store Owner Hypothesizes That Parents Spend Less Than

question 18

Multiple Choice

A toy store owner hypothesizes that parents spend less than $100 on toys per visit to her store. This is:

• A) a hypothesis
• B) a directional hypothesis
• C) a negative hypothesis
• D) a positive hypothesis
• E) an alternative hypothesis

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Definitions:

Middle Ear

The middle ear is the part of the ear located between the eardrum and the inner ear, containing three bones known as the ossicles that transmit sound vibrations.

Bones

Rigid organs that constitute part of the endoskeleton of vertebrates, providing structure, protecting organs, and facilitating movement.

Sound Waves

Waves of sound that propagate through air or other materials, perceived when they make contact with an individual's or an animal's ear.

Amplitude

In physics, it is the maximum extent of a vibration or oscillation, measured from the position of equilibrium.