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Among the four northwestern states, Washington has 51% of the total population, Oregon has 30% . Idaho has 11% , and Montana has 8% . A market researcher selects a sample of 1000 subjects, with 450 in Washington, 340 in Oregon, 150 in Idaho, and 60 in Montana. At the 0.05 significance level, test the claim that the sample of 1000 subjects has a distribution that agrees with the distribution of state populations.
Breathing
The process of inhaling oxygen and exhaling carbon dioxide from the atmosphere.
Epiglottis
A flap of cartilage located at the root of the tongue, which is depressed during swallowing to cover the opening of the windpipe.
Trachea
The windpipe, a large airway that leads air in and out of the lungs.
Aspiration
Aspiration can refer to the act of drawing breath, but also to the inhalation of food or liquid into the lungs, or a strong desire for achievement.
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