A population has a mean of 75 and a standard deviation of 8. A random sample of 800 is selected. The expected value of 
is
Definitions:
Capillary Refill
A quick test to assess circulatory status by pressing on a fingernail or skin to see how quickly blood returns after being blanched.
Breath Sounds
The sounds made by air moving through the respiratory system, which can be normal or indicate various lung conditions.
Arterial Blood
Blood that is oxygen-rich and pumped from the heart to nourish the body, found in the arteries, distinct from the deoxygenated blood returned through veins.
Disorientation
A state of confusion regarding time, place, or identity.
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